12020321920

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:451

約数の個数: 256

約数和(自身を含む): 31747230720

約数和(自身を除く): 19726908800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 128, 136, 155, 157, 160, 170, 227, 248, 272, 310, 314, 320, 340, 454, 496, 527, 544, 620, 628, 640, 680, 785, 908, 992, 1054, 1088, 1135, 1240, 1256, 1360, 1570, 1816, 1984, 2108, 2176, 2270, 2480, 2512, 2635, 2669, 2720, 3140, 3632, 3859, 3968, 4216, 4540, 4867, 4960, 5024, 5270, 5338, 5440, 6280, 7037, 7264, 7718, 8432, 9080, 9734, 9920, 10048, 10540, 10676, 10880, 12560, 13345, 14074, 14528, 15436, 16864, 18160, 19295, 19468, 19840, 20096, 21080, 21352, 24335, 25120, 26690, 28148, 29056, 30872, 33728, 35185, 35639, 36320, 38590, 38936, 42160, 42704, 48670, 50240, 53380, 56296, 61744, 67456, 70370, 71278, 72640, 77180, 77872, 82739, 84320, 85408, 97340, 100480, 106760, 112592, 119629, 123488, 140740, 142556, 145280, 154360, 155744, 165478, 168640, 170816, 178195, 194680, 213520, 225184, 239258, 246976, 281480, 285112, 308720, 311488, 330956, 337280, 341632, 356390, 389360, 413695, 427040, 450368, 478516, 493952, 562960, 570224, 598145, 605863, 617440, 622976, 661912, 712780, 778720, 827390, 854080, 900736, 957032, 1104809, 1125920, 1140448, 1196290, 1211726, 1234880, 1323824, 1425560, 1557440, 1654780, 1708160, 1914064, 2209618, 2251840, 2280896, 2392580, 2423452, 2469760, 2647648, 2851120, 3029315, 3114880, 3309560, 3828128, 4419236, 4503680, 4561792, 4785160, 4846904, 5295296, 5524045, 5702240, 6058630, 6619120, 7656256, 8838472, 9570320, 9693808, 10590592, 11048090, 11404480, 12117260, 13238240, 15312512, 17676944, 18781753, 19140640, 19387616, 22096180, 22808960, 24234520, 26476480, 35353888, 37563506, 38281280, 38775232, 44192360, 48469040, 52952960, 70707776, 75127012, 76562560, 77550464, 88384720, 93908765, 96938080, 141415552, 150254024, 176769440, 187817530, 193876160, 300508048, 353538880, 375635060, 387752320, 601016096, 707077760, 751270120, 1202032192, 1502540240, 2404064384, 3005080480, 6010160960, 12020321920]

約数ペア:

[(1, 12020321920), (2, 6010160960), (4, 3005080480), (5, 2404064384), (8, 1502540240), (10, 1202032192), (16, 751270120), (17, 707077760), (20, 601016096), (31, 387752320), (32, 375635060), (34, 353538880), (40, 300508048), (62, 193876160), (64, 187817530), (68, 176769440), (80, 150254024), (85, 141415552), (124, 96938080), (128, 93908765), (136, 88384720), (155, 77550464), (157, 76562560), (160, 75127012), (170, 70707776), (227, 52952960), (248, 48469040), (272, 44192360), (310, 38775232), (314, 38281280), (320, 37563506), (340, 35353888), (454, 26476480), (496, 24234520), (527, 22808960), (544, 22096180), (620, 19387616), (628, 19140640), (640, 18781753), (680, 17676944), (785, 15312512), (908, 13238240), (992, 12117260), (1054, 11404480), (1088, 11048090), (1135, 10590592), (1240, 9693808), (1256, 9570320), (1360, 8838472), (1570, 7656256), (1816, 6619120), (1984, 6058630), (2108, 5702240), (2176, 5524045), (2270, 5295296), (2480, 4846904), (2512, 4785160), (2635, 4561792), (2669, 4503680), (2720, 4419236), (3140, 3828128), (3632, 3309560), (3859, 3114880), (3968, 3029315), (4216, 2851120), (4540, 2647648), (4867, 2469760), (4960, 2423452), (5024, 2392580), (5270, 2280896), (5338, 2251840), (5440, 2209618), (6280, 1914064), (7037, 1708160), (7264, 1654780), (7718, 1557440), (8432, 1425560), (9080, 1323824), (9734, 1234880), (9920, 1211726), (10048, 1196290), (10540, 1140448), (10676, 1125920), (10880, 1104809), (12560, 957032), (13345, 900736), (14074, 854080), (14528, 827390), (15436, 778720), (16864, 712780), (18160, 661912), (19295, 622976), (19468, 617440), (19840, 605863), (20096, 598145), (21080, 570224), (21352, 562960), (24335, 493952), (25120, 478516), (26690, 450368), (28148, 427040), (29056, 413695), (30872, 389360), (33728, 356390), (35185, 341632), (35639, 337280), (36320, 330956), (38590, 311488), (38936, 308720), (42160, 285112), (42704, 281480), (48670, 246976), (50240, 239258), (53380, 225184), (56296, 213520), (61744, 194680), (67456, 178195), (70370, 170816), (71278, 168640), (72640, 165478), (77180, 155744), (77872, 154360), (82739, 145280), (84320, 142556), (85408, 140740), (97340, 123488), (100480, 119629), (106760, 112592)]