15532140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19913}}^1$

素因数の和:19938

約数の個数: 48

約数和(自身を含む): 46837728

約数和(自身を除く): 31305588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 19913, 39826, 59739, 79652, 99565, 119478, 199130, 238956, 258869, 298695, 398260, 517738, 597390, 776607, 1035476, 1194780, 1294345, 1553214, 2588690, 3106428, 3883035, 5177380, 7766070, 15532140]

約数ペア:

[(1, 15532140), (2, 7766070), (3, 5177380), (4, 3883035), (5, 3106428), (6, 2588690), (10, 1553214), (12, 1294345), (13, 1194780), (15, 1035476), (20, 776607), (26, 597390), (30, 517738), (39, 398260), (52, 298695), (60, 258869), (65, 238956), (78, 199130), (130, 119478), (156, 99565), (195, 79652), (260, 59739), (390, 39826), (780, 19913)]