7870051560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{493111}}^1$

素因数の和:493151

約数の個数: 128

約数和(自身を含む): 28403251200

約数和(自身を除く): 20533199640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 493111, 986222, 1479333, 1972444, 2465555, 2958666, 3451777, 3944888, 4931110, 5917332, 6903554, 7396665, 9369109, 9862220, 10355331, 11834664, 13807108, 14793330, 17258885, 18738218, 19724440, 20710662, 27614216, 28107327, 29586660, 34517770, 37476436, 41421324, 46845545, 51776655, 56214654, 59173320, 65583763, 69035540, 74952872, 82842648, 93691090, 103553310, 112429308, 131167526, 138071080, 140536635, 187382180, 196751289, 207106620, 224858616, 262335052, 281073270, 327918815, 374764360, 393502578, 414213240, 524670104, 562146540, 655837630, 787005156, 983756445, 1124293080, 1311675260, 1574010312, 1967512890, 2623350520, 3935025780, 7870051560]

約数ペア:

[(1, 7870051560), (2, 3935025780), (3, 2623350520), (4, 1967512890), (5, 1574010312), (6, 1311675260), (7, 1124293080), (8, 983756445), (10, 787005156), (12, 655837630), (14, 562146540), (15, 524670104), (19, 414213240), (20, 393502578), (21, 374764360), (24, 327918815), (28, 281073270), (30, 262335052), (35, 224858616), (38, 207106620), (40, 196751289), (42, 187382180), (56, 140536635), (57, 138071080), (60, 131167526), (70, 112429308), (76, 103553310), (84, 93691090), (95, 82842648), (105, 74952872), (114, 69035540), (120, 65583763), (133, 59173320), (140, 56214654), (152, 51776655), (168, 46845545), (190, 41421324), (210, 37476436), (228, 34517770), (266, 29586660), (280, 28107327), (285, 27614216), (380, 20710662), (399, 19724440), (420, 18738218), (456, 17258885), (532, 14793330), (570, 13807108), (665, 11834664), (760, 10355331), (798, 9862220), (840, 9369109), (1064, 7396665), (1140, 6903554), (1330, 5917332), (1596, 4931110), (1995, 3944888), (2280, 3451777), (2660, 2958666), (3192, 2465555), (3990, 1972444), (5320, 1479333), (7980, 986222), (15960, 493111)]