31517447640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{84697}}^1$

素因数の和:85161

約数の個数: 128

約数和(自身を含む): 108305026560

約数和(自身を除く): 76787578920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 443, 840, 886, 1329, 1772, 2215, 2658, 3101, 3544, 4430, 5316, 6202, 6645, 8860, 9303, 10632, 12404, 13290, 15505, 17720, 18606, 24808, 26580, 31010, 37212, 46515, 53160, 62020, 74424, 84697, 93030, 124040, 169394, 186060, 254091, 338788, 372120, 423485, 508182, 592879, 677576, 846970, 1016364, 1185758, 1270455, 1693940, 1778637, 2032728, 2371516, 2540910, 2964395, 3387880, 3557274, 4743032, 5081820, 5928790, 7114548, 8893185, 10163640, 11857580, 14229096, 17786370, 23715160, 35572740, 37520771, 71145480, 75041542, 112562313, 150083084, 187603855, 225124626, 262645397, 300166168, 375207710, 450249252, 525290794, 562811565, 750415420, 787936191, 900498504, 1050581588, 1125623130, 1313226985, 1500830840, 1575872382, 2101163176, 2251246260, 2626453970, 3151744764, 3939680955, 4502492520, 5252907940, 6303489528, 7879361910, 10505815880, 15758723820, 31517447640]

約数ペア:

[(1, 31517447640), (2, 15758723820), (3, 10505815880), (4, 7879361910), (5, 6303489528), (6, 5252907940), (7, 4502492520), (8, 3939680955), (10, 3151744764), (12, 2626453970), (14, 2251246260), (15, 2101163176), (20, 1575872382), (21, 1500830840), (24, 1313226985), (28, 1125623130), (30, 1050581588), (35, 900498504), (40, 787936191), (42, 750415420), (56, 562811565), (60, 525290794), (70, 450249252), (84, 375207710), (105, 300166168), (120, 262645397), (140, 225124626), (168, 187603855), (210, 150083084), (280, 112562313), (420, 75041542), (443, 71145480), (840, 37520771), (886, 35572740), (1329, 23715160), (1772, 17786370), (2215, 14229096), (2658, 11857580), (3101, 10163640), (3544, 8893185), (4430, 7114548), (5316, 5928790), (6202, 5081820), (6645, 4743032), (8860, 3557274), (9303, 3387880), (10632, 2964395), (12404, 2540910), (13290, 2371516), (15505, 2032728), (17720, 1778637), (18606, 1693940), (24808, 1270455), (26580, 1185758), (31010, 1016364), (37212, 846970), (46515, 677576), (53160, 592879), (62020, 508182), (74424, 423485), (84697, 372120), (93030, 338788), (124040, 254091), (169394, 186060)]