20638800

素因数分解:

$2^4\times 3^4\times 5^2\times 7^2\times {\mathrm{13}}^1$

素因数の和:57

約数の個数: 450

約数和(自身を含む): 92792238

約数和(自身を除く): 72153438

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 25, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 48, 49, 50, 52, 54, 56, 60, 63, 65, 70, 72, 75, 78, 80, 81, 84, 90, 91, 98, 100, 104, 105, 108, 112, 117, 120, 126, 130, 135, 140, 144, 147, 150, 156, 162, 168, 175, 180, 182, 189, 195, 196, 200, 208, 210, 216, 225, 234, 240, 245, 252, 260, 270, 273, 280, 294, 300, 312, 315, 324, 325, 336, 350, 351, 360, 364, 378, 390, 392, 400, 405, 420, 432, 441, 450, 455, 468, 490, 504, 520, 525, 540, 546, 560, 567, 585, 588, 600, 624, 630, 637, 648, 650, 675, 700, 702, 720, 728, 735, 756, 780, 784, 810, 819, 840, 882, 900, 910, 936, 945, 975, 980, 1008, 1040, 1050, 1053, 1080, 1092, 1134, 1170, 1176, 1200, 1225, 1260, 1274, 1296, 1300, 1323, 1350, 1365, 1400, 1404, 1456, 1470, 1512, 1560, 1575, 1620, 1638, 1680, 1755, 1764, 1800, 1820, 1872, 1890, 1911, 1950, 1960, 2025, 2100, 2106, 2160, 2184, 2205, 2268, 2275, 2340, 2352, 2450, 2457, 2520, 2548, 2600, 2646, 2700, 2730, 2800, 2808, 2835, 2925, 2940, 3024, 3120, 3150, 3185, 3240, 3276, 3510, 3528, 3600, 3640, 3675, 3780, 3822, 3900, 3920, 3969, 4050, 4095, 4200, 4212, 4368, 4410, 4536, 4550, 4680, 4725, 4900, 4914, 5040, 5096, 5200, 5265, 5292, 5400, 5460, 5616, 5670, 5733, 5850, 5880, 6300, 6370, 6480, 6552, 6615, 6825, 7020, 7056, 7280, 7350, 7371, 7560, 7644, 7800, 7938, 8100, 8190, 8400, 8424, 8775, 8820, 9072, 9100, 9360, 9450, 9555, 9800, 9828, 10192, 10530, 10584, 10800, 10920, 11025, 11340, 11466, 11700, 11760, 12285, 12600, 12740, 13104, 13230, 13650, 14040, 14175, 14700, 14742, 15120, 15288, 15600, 15876, 15925, 16200, 16380, 16848, 17199, 17550, 17640, 18200, 18900, 19110, 19600, 19656, 19845, 20475, 21060, 21168, 21840, 22050, 22680, 22932, 23400, 24570, 25200, 25480, 26325, 26460, 27300, 28080, 28350, 28665, 29400, 29484, 30576, 31752, 31850, 32400, 32760, 33075, 34398, 35100, 35280, 36400, 36855, 37800, 38220, 39312, 39690, 40950, 42120, 44100, 45360, 45864, 46800, 47775, 49140, 50960, 51597, 52650, 52920, 54600, 56700, 57330, 58800, 58968, 61425, 63504, 63700, 65520, 66150, 68796, 70200, 73710, 75600, 76440, 79380, 81900, 84240, 85995, 88200, 91728, 95550, 98280, 99225, 103194, 105300, 105840, 109200, 113400, 114660, 117936, 122850, 127400, 132300, 137592, 140400, 143325, 147420, 152880, 158760, 163800, 171990, 176400, 184275, 191100, 196560, 198450, 206388, 210600, 226800, 229320, 245700, 254800, 257985, 264600, 275184, 286650, 294840, 317520, 327600, 343980, 368550, 382200, 396900, 412776, 421200, 429975, 458640, 491400, 515970, 529200, 573300, 589680, 687960, 737100, 764400, 793800, 825552, 859950, 982800, 1031940, 1146600, 1289925, 1375920, 1474200, 1587600, 1719900, 2063880, 2293200, 2579850, 2948400, 3439800, 4127760, 5159700, 6879600, 10319400, 20638800]

約数ペア:

[(1, 20638800), (2, 10319400), (3, 6879600), (4, 5159700), (5, 4127760), (6, 3439800), (7, 2948400), (8, 2579850), (9, 2293200), (10, 2063880), (12, 1719900), (13, 1587600), (14, 1474200), (15, 1375920), (16, 1289925), (18, 1146600), (20, 1031940), (21, 982800), (24, 859950), (25, 825552), (26, 793800), (27, 764400), (28, 737100), (30, 687960), (35, 589680), (36, 573300), (39, 529200), (40, 515970), (42, 491400), (45, 458640), (48, 429975), (49, 421200), (50, 412776), (52, 396900), (54, 382200), (56, 368550), (60, 343980), (63, 327600), (65, 317520), (70, 294840), (72, 286650), (75, 275184), (78, 264600), (80, 257985), (81, 254800), (84, 245700), (90, 229320), (91, 226800), (98, 210600), (100, 206388), (104, 198450), (105, 196560), (108, 191100), (112, 184275), (117, 176400), (120, 171990), (126, 163800), (130, 158760), (135, 152880), (140, 147420), (144, 143325), (147, 140400), (150, 137592), (156, 132300), (162, 127400), (168, 122850), (175, 117936), (180, 114660), (182, 113400), (189, 109200), (195, 105840), (196, 105300), (200, 103194), (208, 99225), (210, 98280), (216, 95550), (225, 91728), (234, 88200), (240, 85995), (245, 84240), (252, 81900), (260, 79380), (270, 76440), (273, 75600), (280, 73710), (294, 70200), (300, 68796), (312, 66150), (315, 65520), (324, 63700), (325, 63504), (336, 61425), (350, 58968), (351, 58800), (360, 57330), (364, 56700), (378, 54600), (390, 52920), (392, 52650), (400, 51597), (405, 50960), (420, 49140), (432, 47775), (441, 46800), (450, 45864), (455, 45360), (468, 44100), (490, 42120), (504, 40950), (520, 39690), (525, 39312), (540, 38220), (546, 37800), (560, 36855), (567, 36400), (585, 35280), (588, 35100), (600, 34398), (624, 33075), (630, 32760), (637, 32400), (648, 31850), (650, 31752), (675, 30576), (700, 29484), (702, 29400), (720, 28665), (728, 28350), (735, 28080), (756, 27300), (780, 26460), (784, 26325), (810, 25480), (819, 25200), (840, 24570), (882, 23400), (900, 22932), (910, 22680), (936, 22050), (945, 21840), (975, 21168), (980, 21060), (1008, 20475), (1040, 19845), (1050, 19656), (1053, 19600), (1080, 19110), (1092, 18900), (1134, 18200), (1170, 17640), (1176, 17550), (1200, 17199), (1225, 16848), (1260, 16380), (1274, 16200), (1296, 15925), (1300, 15876), (1323, 15600), (1350, 15288), (1365, 15120), (1400, 14742), (1404, 14700), (1456, 14175), (1470, 14040), (1512, 13650), (1560, 13230), (1575, 13104), (1620, 12740), (1638, 12600), (1680, 12285), (1755, 11760), (1764, 11700), (1800, 11466), (1820, 11340), (1872, 11025), (1890, 10920), (1911, 10800), (1950, 10584), (1960, 10530), (2025, 10192), (2100, 9828), (2106, 9800), (2160, 9555), (2184, 9450), (2205, 9360), (2268, 9100), (2275, 9072), (2340, 8820), (2352, 8775), (2450, 8424), (2457, 8400), (2520, 8190), (2548, 8100), (2600, 7938), (2646, 7800), (2700, 7644), (2730, 7560), (2800, 7371), (2808, 7350), (2835, 7280), (2925, 7056), (2940, 7020), (3024, 6825), (3120, 6615), (3150, 6552), (3185, 6480), (3240, 6370), (3276, 6300), (3510, 5880), (3528, 5850), (3600, 5733), (3640, 5670), (3675, 5616), (3780, 5460), (3822, 5400), (3900, 5292), (3920, 5265), (3969, 5200), (4050, 5096), (4095, 5040), (4200, 4914), (4212, 4900), (4368, 4725), (4410, 4680), (4536, 4550)]