72444840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{46439}}^1$

素因数の和:46466

約数の個数: 64

約数和(自身を含む): 234057600

約数和(自身を除く): 161612760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 46439, 92878, 139317, 185756, 232195, 278634, 371512, 464390, 557268, 603707, 696585, 928780, 1114536, 1207414, 1393170, 1811121, 1857560, 2414828, 2786340, 3018535, 3622242, 4829656, 5572680, 6037070, 7244484, 9055605, 12074140, 14488968, 18111210, 24148280, 36222420, 72444840]

約数ペア:

[(1, 72444840), (2, 36222420), (3, 24148280), (4, 18111210), (5, 14488968), (6, 12074140), (8, 9055605), (10, 7244484), (12, 6037070), (13, 5572680), (15, 4829656), (20, 3622242), (24, 3018535), (26, 2786340), (30, 2414828), (39, 1857560), (40, 1811121), (52, 1393170), (60, 1207414), (65, 1114536), (78, 928780), (104, 696585), (120, 603707), (130, 557268), (156, 464390), (195, 371512), (260, 278634), (312, 232195), (390, 185756), (520, 139317), (780, 92878), (1560, 46439)]