142907380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1307}}^1$

素因数の和:1405

約数の個数: 96

約数和(自身を含む): 379717632

約数和(自身を除く): 236810252

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 71, 77, 110, 140, 142, 154, 220, 284, 308, 355, 385, 497, 710, 770, 781, 994, 1307, 1420, 1540, 1562, 1988, 2485, 2614, 3124, 3905, 4970, 5228, 5467, 6535, 7810, 9149, 9940, 10934, 13070, 14377, 15620, 18298, 21868, 26140, 27335, 28754, 36596, 45745, 54670, 57508, 71885, 91490, 92797, 100639, 109340, 143770, 182980, 185594, 201278, 287540, 371188, 402556, 463985, 503195, 649579, 927970, 1006390, 1020767, 1299158, 1855940, 2012780, 2041534, 2598316, 3247895, 4083068, 5103835, 6495790, 7145369, 10207670, 12991580, 14290738, 20415340, 28581476, 35726845, 71453690, 142907380]

約数ペア:

[(1, 142907380), (2, 71453690), (4, 35726845), (5, 28581476), (7, 20415340), (10, 14290738), (11, 12991580), (14, 10207670), (20, 7145369), (22, 6495790), (28, 5103835), (35, 4083068), (44, 3247895), (55, 2598316), (70, 2041534), (71, 2012780), (77, 1855940), (110, 1299158), (140, 1020767), (142, 1006390), (154, 927970), (220, 649579), (284, 503195), (308, 463985), (355, 402556), (385, 371188), (497, 287540), (710, 201278), (770, 185594), (781, 182980), (994, 143770), (1307, 109340), (1420, 100639), (1540, 92797), (1562, 91490), (1988, 71885), (2485, 57508), (2614, 54670), (3124, 45745), (3905, 36596), (4970, 28754), (5228, 27335), (5467, 26140), (6535, 21868), (7810, 18298), (9149, 15620), (9940, 14377), (10934, 13070)]