72868428

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 189601776

約数和(自身を除く): 116733348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 181, 211, 212, 318, 362, 422, 477, 543, 633, 636, 724, 844, 954, 1086, 1266, 1629, 1899, 1908, 2172, 2532, 3258, 3798, 6516, 7596, 9593, 11183, 19186, 22366, 28779, 33549, 38191, 38372, 44732, 57558, 67098, 76382, 86337, 100647, 114573, 115116, 134196, 152764, 172674, 201294, 229146, 343719, 345348, 402588, 458292, 687438, 1374876, 2024123, 4048246, 6072369, 8096492, 12144738, 18217107, 24289476, 36434214, 72868428]

約数ペア:

[(1, 72868428), (2, 36434214), (3, 24289476), (4, 18217107), (6, 12144738), (9, 8096492), (12, 6072369), (18, 4048246), (36, 2024123), (53, 1374876), (106, 687438), (159, 458292), (181, 402588), (211, 345348), (212, 343719), (318, 229146), (362, 201294), (422, 172674), (477, 152764), (543, 134196), (633, 115116), (636, 114573), (724, 100647), (844, 86337), (954, 76382), (1086, 67098), (1266, 57558), (1629, 44732), (1899, 38372), (1908, 38191), (2172, 33549), (2532, 28779), (3258, 22366), (3798, 19186), (6516, 11183), (7596, 9593)]