51755580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1061}}^1$

素因数の和:1347

約数の個数: 72

約数和(自身を含む): 157719744

約数和(自身を除く): 105964164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 813, 1061, 1084, 1355, 1626, 2122, 2439, 2710, 3183, 3252, 4065, 4244, 4878, 5305, 5420, 6366, 8130, 9549, 9756, 10610, 12195, 12732, 15915, 16260, 19098, 21220, 24390, 31830, 38196, 47745, 48780, 63660, 95490, 190980, 287531, 575062, 862593, 1150124, 1437655, 1725186, 2587779, 2875310, 3450372, 4312965, 5175558, 5750620, 8625930, 10351116, 12938895, 17251860, 25877790, 51755580]

約数ペア:

[(1, 51755580), (2, 25877790), (3, 17251860), (4, 12938895), (5, 10351116), (6, 8625930), (9, 5750620), (10, 5175558), (12, 4312965), (15, 3450372), (18, 2875310), (20, 2587779), (30, 1725186), (36, 1437655), (45, 1150124), (60, 862593), (90, 575062), (180, 287531), (271, 190980), (542, 95490), (813, 63660), (1061, 48780), (1084, 47745), (1355, 38196), (1626, 31830), (2122, 24390), (2439, 21220), (2710, 19098), (3183, 16260), (3252, 15915), (4065, 12732), (4244, 12195), (4878, 10610), (5305, 9756), (5420, 9549), (6366, 8130)]