157967940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 192

約数和(自身を含む): 505774080

約数和(自身を除く): 347806140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 47, 52, 60, 62, 65, 78, 93, 94, 124, 130, 139, 141, 155, 156, 186, 188, 195, 235, 260, 278, 282, 310, 372, 390, 403, 417, 465, 470, 556, 564, 611, 620, 695, 705, 780, 806, 834, 930, 940, 1209, 1222, 1390, 1410, 1457, 1612, 1668, 1807, 1833, 1860, 2015, 2085, 2418, 2444, 2780, 2820, 2914, 3055, 3614, 3666, 4030, 4170, 4309, 4371, 4836, 5421, 5828, 6045, 6110, 6533, 7228, 7285, 7332, 8060, 8340, 8618, 8742, 9035, 9165, 10842, 12090, 12220, 12927, 13066, 14570, 17236, 17484, 18070, 18330, 18941, 19599, 21545, 21684, 21855, 24180, 25854, 26132, 27105, 29140, 32665, 36140, 36660, 37882, 39198, 43090, 43710, 51708, 54210, 56017, 56823, 64635, 65330, 75764, 78396, 84929, 86180, 87420, 94705, 97995, 108420, 112034, 113646, 129270, 130660, 168051, 169858, 189410, 195990, 202523, 224068, 227292, 254787, 258540, 280085, 284115, 336102, 339716, 378820, 391980, 405046, 424645, 509574, 560170, 568230, 607569, 672204, 810092, 840255, 849290, 1012615, 1019148, 1120340, 1136460, 1215138, 1273935, 1680510, 1698580, 2025230, 2430276, 2547870, 2632799, 3037845, 3361020, 4050460, 5095740, 5265598, 6075690, 7898397, 10531196, 12151380, 13163995, 15796794, 26327990, 31593588, 39491985, 52655980, 78983970, 157967940]

約数ペア:

[(1, 157967940), (2, 78983970), (3, 52655980), (4, 39491985), (5, 31593588), (6, 26327990), (10, 15796794), (12, 13163995), (13, 12151380), (15, 10531196), (20, 7898397), (26, 6075690), (30, 5265598), (31, 5095740), (39, 4050460), (47, 3361020), (52, 3037845), (60, 2632799), (62, 2547870), (65, 2430276), (78, 2025230), (93, 1698580), (94, 1680510), (124, 1273935), (130, 1215138), (139, 1136460), (141, 1120340), (155, 1019148), (156, 1012615), (186, 849290), (188, 840255), (195, 810092), (235, 672204), (260, 607569), (278, 568230), (282, 560170), (310, 509574), (372, 424645), (390, 405046), (403, 391980), (417, 378820), (465, 339716), (470, 336102), (556, 284115), (564, 280085), (611, 258540), (620, 254787), (695, 227292), (705, 224068), (780, 202523), (806, 195990), (834, 189410), (930, 169858), (940, 168051), (1209, 130660), (1222, 129270), (1390, 113646), (1410, 112034), (1457, 108420), (1612, 97995), (1668, 94705), (1807, 87420), (1833, 86180), (1860, 84929), (2015, 78396), (2085, 75764), (2418, 65330), (2444, 64635), (2780, 56823), (2820, 56017), (2914, 54210), (3055, 51708), (3614, 43710), (3666, 43090), (4030, 39198), (4170, 37882), (4309, 36660), (4371, 36140), (4836, 32665), (5421, 29140), (5828, 27105), (6045, 26132), (6110, 25854), (6533, 24180), (7228, 21855), (7285, 21684), (7332, 21545), (8060, 19599), (8340, 18941), (8618, 18330), (8742, 18070), (9035, 17484), (9165, 17236), (10842, 14570), (12090, 13066), (12220, 12927)]