129608460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{2657}}^1$

素因数の和:2943

約数の個数: 72

約数和(自身を含む): 394744896

約数和(自身を除く): 265136436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 813, 1084, 1355, 1626, 2439, 2657, 2710, 3252, 4065, 4878, 5314, 5420, 7971, 8130, 9756, 10628, 12195, 13285, 15942, 16260, 23913, 24390, 26570, 31884, 39855, 47826, 48780, 53140, 79710, 95652, 119565, 159420, 239130, 478260, 720047, 1440094, 2160141, 2880188, 3600235, 4320282, 6480423, 7200470, 8640564, 10800705, 12960846, 14400940, 21601410, 25921692, 32402115, 43202820, 64804230, 129608460]

約数ペア:

[(1, 129608460), (2, 64804230), (3, 43202820), (4, 32402115), (5, 25921692), (6, 21601410), (9, 14400940), (10, 12960846), (12, 10800705), (15, 8640564), (18, 7200470), (20, 6480423), (30, 4320282), (36, 3600235), (45, 2880188), (60, 2160141), (90, 1440094), (180, 720047), (271, 478260), (542, 239130), (813, 159420), (1084, 119565), (1355, 95652), (1626, 79710), (2439, 53140), (2657, 48780), (2710, 47826), (3252, 39855), (4065, 31884), (4878, 26570), (5314, 24390), (5420, 23913), (7971, 16260), (8130, 15942), (9756, 13285), (10628, 12195)]