1215677580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1558561}}^1$

素因数の和:1558586

約数の個数: 48

約数和(自身を含む): 3665737824

約数和(自身を除く): 2450060244

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, 1558561, 3117122, 4675683, 6234244, 7792805, 9351366, 15585610, 18702732, 20261293, 23378415, 31171220, 40522586, 46756830, 60783879, 81045172, 93513660, 101306465, 121567758, 202612930, 243135516, 303919395, 405225860, 607838790, 1215677580]

約数ペア:

[(1, 1215677580), (2, 607838790), (3, 405225860), (4, 303919395), (5, 243135516), (6, 202612930), (10, 121567758), (12, 101306465), (13, 93513660), (15, 81045172), (20, 60783879), (26, 46756830), (30, 40522586), (39, 31171220), (52, 23378415), (60, 20261293), (65, 18702732), (78, 15585610), (130, 9351366), (156, 7792805), (195, 6234244), (260, 4675683), (390, 3117122), (780, 1558561)]