20456435520

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{331}}^1$

素因数の和:691

約数の個数: 448

約数和(自身を含む): 75773767680

約数和(自身を除く): 55317332160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 180, 184, 192, 207, 216, 230, 240, 270, 276, 288, 311, 320, 331, 345, 360, 368, 414, 432, 460, 480, 540, 552, 576, 621, 622, 662, 690, 720, 736, 828, 864, 920, 933, 960, 993, 1035, 1080, 1104, 1242, 1244, 1324, 1380, 1440, 1472, 1555, 1655, 1656, 1728, 1840, 1866, 1986, 2070, 2160, 2208, 2484, 2488, 2648, 2760, 2799, 2880, 2979, 3105, 3110, 3310, 3312, 3680, 3732, 3972, 4140, 4320, 4416, 4665, 4965, 4968, 4976, 5296, 5520, 5598, 5958, 6210, 6220, 6620, 6624, 7153, 7360, 7464, 7613, 7944, 8280, 8397, 8640, 8937, 9330, 9930, 9936, 9952, 10592, 11040, 11196, 11916, 12420, 12440, 13240, 13248, 13995, 14306, 14895, 14928, 15226, 15888, 16560, 16794, 17874, 18660, 19860, 19872, 19904, 21184, 21459, 22080, 22392, 22839, 23832, 24840, 24880, 26480, 27990, 28612, 29790, 29856, 30452, 31776, 33120, 33588, 35748, 35765, 37320, 38065, 39720, 39744, 41985, 42918, 44685, 44784, 45678, 47664, 49680, 49760, 52960, 55980, 57224, 59580, 59712, 60904, 63552, 64377, 66240, 67176, 68517, 71496, 71530, 74640, 76130, 79440, 83970, 85836, 89370, 89568, 91356, 95328, 99360, 99520, 102941, 105920, 107295, 111960, 114195, 114448, 119160, 121808, 128754, 134352, 137034, 142992, 143060, 149280, 152260, 158880, 167940, 171672, 178740, 179136, 182712, 190656, 193131, 198720, 205551, 205882, 214590, 223920, 228390, 228896, 238320, 243616, 257508, 268704, 274068, 285984, 286120, 298560, 304520, 308823, 317760, 321885, 335880, 342585, 343344, 357480, 365424, 386262, 411102, 411764, 429180, 447840, 456780, 457792, 476640, 487232, 514705, 515016, 537408, 548136, 571968, 572240, 609040, 617646, 643770, 671760, 685170, 686688, 714960, 730848, 772524, 822204, 823528, 858360, 895680, 913560, 926469, 953280, 965655, 1027755, 1029410, 1030032, 1096272, 1144480, 1218080, 1235292, 1287540, 1343520, 1370340, 1373376, 1429920, 1461696, 1544115, 1545048, 1644408, 1647056, 1716720, 1827120, 1852938, 1931310, 2055510, 2058820, 2060064, 2192544, 2288960, 2367643, 2436160, 2470584, 2575080, 2687040, 2740680, 2779407, 2859840, 3088230, 3090096, 3288816, 3294112, 3433440, 3654240, 3705876, 3862620, 4111020, 4117640, 4120128, 4385088, 4632345, 4735286, 4941168, 5150160, 5481360, 5558814, 6176460, 6180192, 6577632, 6588224, 6866880, 7102929, 7308480, 7411752, 7725240, 8222040, 8235280, 9264690, 9470572, 9882336, 10300320, 10962720, 11117628, 11838215, 12352920, 12360384, 13155264, 13897035, 14205858, 14823504, 15450480, 16444080, 16470560, 18529380, 18941144, 19764672, 20600640, 21308787, 21925440, 22235256, 23676430, 24705840, 27794070, 28411716, 29647008, 30900960, 32888160, 32941120, 35514645, 37058760, 37882288, 42617574, 44470512, 47352860, 49411680, 55588140, 56823432, 59294016, 61801920, 63926361, 65776320, 71029290, 74117520, 75764576, 85235148, 88941024, 94705720, 98823360, 106543935, 111176280, 113646864, 127852722, 142058580, 148235040, 151529152, 170470296, 177882048, 189411440, 213087870, 222352560, 227293728, 255705444, 284117160, 296470080, 319631805, 340940592, 378822880, 426175740, 444705120, 454587456, 511410888, 568234320, 639263610, 681881184, 757645760, 852351480, 889410240, 1022821776, 1136468640, 1278527220, 1363762368, 1704702960, 2045643552, 2272937280, 2557054440, 3409405920, 4091287104, 5114108880, 6818811840, 10228217760, 20456435520]

約数ペア:

[(1, 20456435520), (2, 10228217760), (3, 6818811840), (4, 5114108880), (5, 4091287104), (6, 3409405920), (8, 2557054440), (9, 2272937280), (10, 2045643552), (12, 1704702960), (15, 1363762368), (16, 1278527220), (18, 1136468640), (20, 1022821776), (23, 889410240), (24, 852351480), (27, 757645760), (30, 681881184), (32, 639263610), (36, 568234320), (40, 511410888), (45, 454587456), (46, 444705120), (48, 426175740), (54, 378822880), (60, 340940592), (64, 319631805), (69, 296470080), (72, 284117160), (80, 255705444), (90, 227293728), (92, 222352560), (96, 213087870), (108, 189411440), (115, 177882048), (120, 170470296), (135, 151529152), (138, 148235040), (144, 142058580), (160, 127852722), (180, 113646864), (184, 111176280), (192, 106543935), (207, 98823360), (216, 94705720), (230, 88941024), (240, 85235148), (270, 75764576), (276, 74117520), (288, 71029290), (311, 65776320), (320, 63926361), (331, 61801920), (345, 59294016), (360, 56823432), (368, 55588140), (414, 49411680), (432, 47352860), (460, 44470512), (480, 42617574), (540, 37882288), (552, 37058760), (576, 35514645), (621, 32941120), (622, 32888160), (662, 30900960), (690, 29647008), (720, 28411716), (736, 27794070), (828, 24705840), (864, 23676430), (920, 22235256), (933, 21925440), (960, 21308787), (993, 20600640), (1035, 19764672), (1080, 18941144), (1104, 18529380), (1242, 16470560), (1244, 16444080), (1324, 15450480), (1380, 14823504), (1440, 14205858), (1472, 13897035), (1555, 13155264), (1655, 12360384), (1656, 12352920), (1728, 11838215), (1840, 11117628), (1866, 10962720), (1986, 10300320), (2070, 9882336), (2160, 9470572), (2208, 9264690), (2484, 8235280), (2488, 8222040), (2648, 7725240), (2760, 7411752), (2799, 7308480), (2880, 7102929), (2979, 6866880), (3105, 6588224), (3110, 6577632), (3310, 6180192), (3312, 6176460), (3680, 5558814), (3732, 5481360), (3972, 5150160), (4140, 4941168), (4320, 4735286), (4416, 4632345), (4665, 4385088), (4965, 4120128), (4968, 4117640), (4976, 4111020), (5296, 3862620), (5520, 3705876), (5598, 3654240), (5958, 3433440), (6210, 3294112), (6220, 3288816), (6620, 3090096), (6624, 3088230), (7153, 2859840), (7360, 2779407), (7464, 2740680), (7613, 2687040), (7944, 2575080), (8280, 2470584), (8397, 2436160), (8640, 2367643), (8937, 2288960), (9330, 2192544), (9930, 2060064), (9936, 2058820), (9952, 2055510), (10592, 1931310), (11040, 1852938), (11196, 1827120), (11916, 1716720), (12420, 1647056), (12440, 1644408), (13240, 1545048), (13248, 1544115), (13995, 1461696), (14306, 1429920), (14895, 1373376), (14928, 1370340), (15226, 1343520), (15888, 1287540), (16560, 1235292), (16794, 1218080), (17874, 1144480), (18660, 1096272), (19860, 1030032), (19872, 1029410), (19904, 1027755), (21184, 965655), (21459, 953280), (22080, 926469), (22392, 913560), (22839, 895680), (23832, 858360), (24840, 823528), (24880, 822204), (26480, 772524), (27990, 730848), (28612, 714960), (29790, 686688), (29856, 685170), (30452, 671760), (31776, 643770), (33120, 617646), (33588, 609040), (35748, 572240), (35765, 571968), (37320, 548136), (38065, 537408), (39720, 515016), (39744, 514705), (41985, 487232), (42918, 476640), (44685, 457792), (44784, 456780), (45678, 447840), (47664, 429180), (49680, 411764), (49760, 411102), (52960, 386262), (55980, 365424), (57224, 357480), (59580, 343344), (59712, 342585), (60904, 335880), (63552, 321885), (64377, 317760), (66240, 308823), (67176, 304520), (68517, 298560), (71496, 286120), (71530, 285984), (74640, 274068), (76130, 268704), (79440, 257508), (83970, 243616), (85836, 238320), (89370, 228896), (89568, 228390), (91356, 223920), (95328, 214590), (99360, 205882), (99520, 205551), (102941, 198720), (105920, 193131), (107295, 190656), (111960, 182712), (114195, 179136), (114448, 178740), (119160, 171672), (121808, 167940), (128754, 158880), (134352, 152260), (137034, 149280), (142992, 143060)]