129130540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1181}}^1$

素因数の和:1279

約数の個数: 96

約数和(自身を含む): 343139328

約数和(自身を除く): 214008788

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, 1181, 1420, 1540, 1562, 1988, 2362, 2485, 3124, 3905, 4724, 4970, 5467, 5905, 7810, 8267, 9940, 10934, 11810, 12991, 15620, 16534, 21868, 23620, 25982, 27335, 33068, 41335, 51964, 54670, 64955, 82670, 83851, 90937, 109340, 129910, 165340, 167702, 181874, 259820, 335404, 363748, 419255, 454685, 586957, 838510, 909370, 922361, 1173914, 1677020, 1818740, 1844722, 2347828, 2934785, 3689444, 4611805, 5869570, 6456527, 9223610, 11739140, 12913054, 18447220, 25826108, 32282635, 64565270, 129130540]

約数ペア:

[(1, 129130540), (2, 64565270), (4, 32282635), (5, 25826108), (7, 18447220), (10, 12913054), (11, 11739140), (14, 9223610), (20, 6456527), (22, 5869570), (28, 4611805), (35, 3689444), (44, 2934785), (55, 2347828), (70, 1844722), (71, 1818740), (77, 1677020), (110, 1173914), (140, 922361), (142, 909370), (154, 838510), (220, 586957), (284, 454685), (308, 419255), (355, 363748), (385, 335404), (497, 259820), (710, 181874), (770, 167702), (781, 165340), (994, 129910), (1181, 109340), (1420, 90937), (1540, 83851), (1562, 82670), (1988, 64955), (2362, 54670), (2485, 51964), (3124, 41335), (3905, 33068), (4724, 27335), (4970, 25982), (5467, 23620), (5905, 21868), (7810, 16534), (8267, 15620), (9940, 12991), (10934, 11810)]