156937860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{4817}}^1$

素因数の和:5013

約数の個数: 72

約数和(自身を含む): 478774296

約数和(自身を除く): 321836436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 724, 905, 1086, 1629, 1810, 2172, 2715, 3258, 3620, 4817, 5430, 6516, 8145, 9634, 10860, 14451, 16290, 19268, 24085, 28902, 32580, 43353, 48170, 57804, 72255, 86706, 96340, 144510, 173412, 216765, 289020, 433530, 867060, 871877, 1743754, 2615631, 3487508, 4359385, 5231262, 7846893, 8718770, 10462524, 13078155, 15693786, 17437540, 26156310, 31387572, 39234465, 52312620, 78468930, 156937860]

約数ペア:

[(1, 156937860), (2, 78468930), (3, 52312620), (4, 39234465), (5, 31387572), (6, 26156310), (9, 17437540), (10, 15693786), (12, 13078155), (15, 10462524), (18, 8718770), (20, 7846893), (30, 5231262), (36, 4359385), (45, 3487508), (60, 2615631), (90, 1743754), (180, 871877), (181, 867060), (362, 433530), (543, 289020), (724, 216765), (905, 173412), (1086, 144510), (1629, 96340), (1810, 86706), (2172, 72255), (2715, 57804), (3258, 48170), (3620, 43353), (4817, 32580), (5430, 28902), (6516, 24085), (8145, 19268), (9634, 16290), (10860, 14451)]