515460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1$

素因数の和:105

約数の個数: 72

約数和(自身を含む): 1608768

約数和(自身を除く): 1093308

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 71, 110, 121, 132, 142, 165, 213, 220, 242, 284, 330, 355, 363, 426, 484, 605, 660, 710, 726, 781, 852, 1065, 1210, 1420, 1452, 1562, 1815, 2130, 2343, 2420, 3124, 3630, 3905, 4260, 4686, 7260, 7810, 8591, 9372, 11715, 15620, 17182, 23430, 25773, 34364, 42955, 46860, 51546, 85910, 103092, 128865, 171820, 257730, 515460]

約数ペア:

[(1, 515460), (2, 257730), (3, 171820), (4, 128865), (5, 103092), (6, 85910), (10, 51546), (11, 46860), (12, 42955), (15, 34364), (20, 25773), (22, 23430), (30, 17182), (33, 15620), (44, 11715), (55, 9372), (60, 8591), (66, 7810), (71, 7260), (110, 4686), (121, 4260), (132, 3905), (142, 3630), (165, 3124), (213, 2420), (220, 2343), (242, 2130), (284, 1815), (330, 1562), (355, 1452), (363, 1420), (426, 1210), (484, 1065), (605, 852), (660, 781), (710, 726)]