212121000

素因数分解:

$2^3\times 3^2\times 5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:91

約数の個数: 576

約数和(自身を含む): 922456080

約数和(自身を除く): 710335080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 25, 26, 28, 30, 35, 36, 37, 39, 40, 42, 45, 49, 50, 52, 56, 60, 63, 65, 70, 72, 74, 75, 78, 84, 90, 91, 98, 100, 104, 105, 111, 117, 120, 125, 126, 130, 140, 147, 148, 150, 156, 168, 175, 180, 182, 185, 195, 196, 200, 210, 222, 225, 234, 245, 250, 252, 259, 260, 273, 280, 294, 296, 300, 312, 315, 325, 333, 350, 360, 364, 370, 375, 390, 392, 420, 441, 444, 450, 455, 468, 481, 490, 500, 504, 518, 520, 525, 546, 555, 585, 588, 600, 630, 637, 650, 666, 700, 728, 735, 740, 750, 777, 780, 819, 840, 875, 882, 888, 900, 910, 925, 936, 962, 975, 980, 1000, 1036, 1050, 1092, 1110, 1125, 1170, 1176, 1225, 1260, 1274, 1295, 1300, 1332, 1365, 1400, 1443, 1470, 1480, 1500, 1554, 1560, 1575, 1625, 1638, 1665, 1750, 1764, 1800, 1813, 1820, 1850, 1911, 1924, 1950, 1960, 2072, 2100, 2184, 2205, 2220, 2250, 2275, 2331, 2340, 2405, 2450, 2520, 2548, 2590, 2600, 2625, 2664, 2730, 2775, 2886, 2925, 2940, 3000, 3108, 3150, 3185, 3250, 3276, 3330, 3367, 3500, 3528, 3626, 3640, 3675, 3700, 3822, 3848, 3885, 3900, 4095, 4200, 4329, 4410, 4440, 4500, 4550, 4625, 4662, 4680, 4810, 4875, 4900, 5096, 5180, 5250, 5439, 5460, 5550, 5733, 5772, 5850, 5880, 6125, 6216, 6300, 6370, 6475, 6500, 6552, 6660, 6734, 6825, 7000, 7215, 7252, 7350, 7400, 7644, 7770, 7800, 7875, 8190, 8325, 8658, 8820, 9000, 9065, 9100, 9250, 9324, 9555, 9620, 9750, 9800, 10101, 10360, 10500, 10878, 10920, 11025, 11100, 11375, 11466, 11544, 11655, 11700, 12025, 12250, 12600, 12740, 12950, 13000, 13320, 13468, 13650, 13875, 14430, 14504, 14625, 14700, 15288, 15540, 15750, 15925, 16317, 16380, 16650, 16835, 17316, 17640, 18130, 18200, 18375, 18500, 18648, 19110, 19240, 19425, 19500, 20202, 20475, 21000, 21645, 21756, 22050, 22200, 22750, 22932, 23310, 23400, 23569, 24050, 24500, 25480, 25900, 26936, 27195, 27300, 27750, 28665, 28860, 29250, 29400, 30303, 31080, 31500, 31850, 32375, 32634, 32760, 33300, 33670, 34125, 34632, 36075, 36260, 36750, 37000, 38220, 38850, 39000, 40404, 40950, 41625, 43290, 43512, 44100, 45325, 45500, 45864, 46620, 47138, 47775, 48100, 49000, 50505, 51800, 54390, 54600, 55125, 55500, 57330, 57720, 58275, 58500, 60125, 60606, 63000, 63700, 64750, 65268, 66600, 67340, 68250, 70707, 72150, 72520, 73500, 76440, 77700, 79625, 80808, 81585, 81900, 83250, 84175, 86580, 88200, 90650, 91000, 93240, 94276, 95550, 96200, 97125, 101010, 102375, 108225, 108780, 110250, 111000, 114660, 116550, 117000, 117845, 120250, 121212, 127400, 129500, 130536, 134680, 135975, 136500, 141414, 143325, 144300, 147000, 151515, 155400, 159250, 163170, 163800, 166500, 168350, 173160, 180375, 181300, 188552, 191100, 194250, 202020, 204750, 212121, 216450, 217560, 220500, 226625, 229320, 233100, 235690, 238875, 240500, 242424, 252525, 259000, 271950, 273000, 282828, 286650, 288600, 291375, 303030, 318500, 326340, 333000, 336700, 353535, 360750, 362600, 382200, 388500, 404040, 407925, 409500, 420875, 424242, 432900, 441000, 453250, 466200, 471380, 477750, 481000, 505050, 541125, 543900, 565656, 573300, 582750, 589225, 606060, 637000, 652680, 673400, 679875, 707070, 716625, 721500, 757575, 777000, 815850, 819000, 841750, 848484, 865800, 906500, 942760, 955500, 1010100, 1060605, 1082250, 1087800, 1146600, 1165500, 1178450, 1212120, 1262625, 1359750, 1414140, 1433250, 1443000, 1515150, 1631700, 1683500, 1696968, 1767675, 1813000, 1911000, 2020200, 2039625, 2121210, 2164500, 2331000, 2356900, 2525250, 2719500, 2828280, 2866500, 2946125, 3030300, 3263400, 3367000, 3535350, 3787875, 4079250, 4242420, 4329000, 4713800, 5050500, 5303025, 5439000, 5733000, 5892250, 6060600, 7070700, 7575750, 8158500, 8484840, 8838375, 10101000, 10606050, 11784500, 14141400, 15151500, 16317000, 17676750, 21212100, 23569000, 26515125, 30303000, 35353500, 42424200, 53030250, 70707000, 106060500, 212121000]

約数ペア:

[(1, 212121000), (2, 106060500), (3, 70707000), (4, 53030250), (5, 42424200), (6, 35353500), (7, 30303000), (8, 26515125), (9, 23569000), (10, 21212100), (12, 17676750), (13, 16317000), (14, 15151500), (15, 14141400), (18, 11784500), (20, 10606050), (21, 10101000), (24, 8838375), (25, 8484840), (26, 8158500), (28, 7575750), (30, 7070700), (35, 6060600), (36, 5892250), (37, 5733000), (39, 5439000), (40, 5303025), (42, 5050500), (45, 4713800), (49, 4329000), (50, 4242420), (52, 4079250), (56, 3787875), (60, 3535350), (63, 3367000), (65, 3263400), (70, 3030300), (72, 2946125), (74, 2866500), (75, 2828280), (78, 2719500), (84, 2525250), (90, 2356900), (91, 2331000), (98, 2164500), (100, 2121210), (104, 2039625), (105, 2020200), (111, 1911000), (117, 1813000), (120, 1767675), (125, 1696968), (126, 1683500), (130, 1631700), (140, 1515150), (147, 1443000), (148, 1433250), (150, 1414140), (156, 1359750), (168, 1262625), (175, 1212120), (180, 1178450), (182, 1165500), (185, 1146600), (195, 1087800), (196, 1082250), (200, 1060605), (210, 1010100), (222, 955500), (225, 942760), (234, 906500), (245, 865800), (250, 848484), (252, 841750), (259, 819000), (260, 815850), (273, 777000), (280, 757575), (294, 721500), (296, 716625), (300, 707070), (312, 679875), (315, 673400), (325, 652680), (333, 637000), (350, 606060), (360, 589225), (364, 582750), (370, 573300), (375, 565656), (390, 543900), (392, 541125), (420, 505050), (441, 481000), (444, 477750), (450, 471380), (455, 466200), (468, 453250), (481, 441000), (490, 432900), (500, 424242), (504, 420875), (518, 409500), (520, 407925), (525, 404040), (546, 388500), (555, 382200), (585, 362600), (588, 360750), (600, 353535), (630, 336700), (637, 333000), (650, 326340), (666, 318500), (700, 303030), (728, 291375), (735, 288600), (740, 286650), (750, 282828), (777, 273000), (780, 271950), (819, 259000), (840, 252525), (875, 242424), (882, 240500), (888, 238875), (900, 235690), (910, 233100), (925, 229320), (936, 226625), (962, 220500), (975, 217560), (980, 216450), (1000, 212121), (1036, 204750), (1050, 202020), (1092, 194250), (1110, 191100), (1125, 188552), (1170, 181300), (1176, 180375), (1225, 173160), (1260, 168350), (1274, 166500), (1295, 163800), (1300, 163170), (1332, 159250), (1365, 155400), (1400, 151515), (1443, 147000), (1470, 144300), (1480, 143325), (1500, 141414), (1554, 136500), (1560, 135975), (1575, 134680), (1625, 130536), (1638, 129500), (1665, 127400), (1750, 121212), (1764, 120250), (1800, 117845), (1813, 117000), (1820, 116550), (1850, 114660), (1911, 111000), (1924, 110250), (1950, 108780), (1960, 108225), (2072, 102375), (2100, 101010), (2184, 97125), (2205, 96200), (2220, 95550), (2250, 94276), (2275, 93240), (2331, 91000), (2340, 90650), (2405, 88200), (2450, 86580), (2520, 84175), (2548, 83250), (2590, 81900), (2600, 81585), (2625, 80808), (2664, 79625), (2730, 77700), (2775, 76440), (2886, 73500), (2925, 72520), (2940, 72150), (3000, 70707), (3108, 68250), (3150, 67340), (3185, 66600), (3250, 65268), (3276, 64750), (3330, 63700), (3367, 63000), (3500, 60606), (3528, 60125), (3626, 58500), (3640, 58275), (3675, 57720), (3700, 57330), (3822, 55500), (3848, 55125), (3885, 54600), (3900, 54390), (4095, 51800), (4200, 50505), (4329, 49000), (4410, 48100), (4440, 47775), (4500, 47138), (4550, 46620), (4625, 45864), (4662, 45500), (4680, 45325), (4810, 44100), (4875, 43512), (4900, 43290), (5096, 41625), (5180, 40950), (5250, 40404), (5439, 39000), (5460, 38850), (5550, 38220), (5733, 37000), (5772, 36750), (5850, 36260), (5880, 36075), (6125, 34632), (6216, 34125), (6300, 33670), (6370, 33300), (6475, 32760), (6500, 32634), (6552, 32375), (6660, 31850), (6734, 31500), (6825, 31080), (7000, 30303), (7215, 29400), (7252, 29250), (7350, 28860), (7400, 28665), (7644, 27750), (7770, 27300), (7800, 27195), (7875, 26936), (8190, 25900), (8325, 25480), (8658, 24500), (8820, 24050), (9000, 23569), (9065, 23400), (9100, 23310), (9250, 22932), (9324, 22750), (9555, 22200), (9620, 22050), (9750, 21756), (9800, 21645), (10101, 21000), (10360, 20475), (10500, 20202), (10878, 19500), (10920, 19425), (11025, 19240), (11100, 19110), (11375, 18648), (11466, 18500), (11544, 18375), (11655, 18200), (11700, 18130), (12025, 17640), (12250, 17316), (12600, 16835), (12740, 16650), (12950, 16380), (13000, 16317), (13320, 15925), (13468, 15750), (13650, 15540), (13875, 15288), (14430, 14700), (14504, 14625)]