260888880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{155291}}^1$

素因数の和:155314

約数の個数: 80

約数和(自身を含む): 924297984

約数和(自身を除く): 663409104

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 155291, 310582, 465873, 621164, 776455, 931746, 1087037, 1242328, 1552910, 1863492, 2174074, 2329365, 2484656, 3105820, 3261111, 3726984, 4348148, 4658730, 5435185, 6211640, 6522222, 7453968, 8696296, 9317460, 10870370, 12423280, 13044444, 16305555, 17392592, 18634920, 21740740, 26088888, 32611110, 37269840, 43481480, 52177776, 65222220, 86962960, 130444440, 260888880]

約数ペア:

[(1, 260888880), (2, 130444440), (3, 86962960), (4, 65222220), (5, 52177776), (6, 43481480), (7, 37269840), (8, 32611110), (10, 26088888), (12, 21740740), (14, 18634920), (15, 17392592), (16, 16305555), (20, 13044444), (21, 12423280), (24, 10870370), (28, 9317460), (30, 8696296), (35, 7453968), (40, 6522222), (42, 6211640), (48, 5435185), (56, 4658730), (60, 4348148), (70, 3726984), (80, 3261111), (84, 3105820), (105, 2484656), (112, 2329365), (120, 2174074), (140, 1863492), (168, 1552910), (210, 1242328), (240, 1087037), (280, 931746), (336, 776455), (420, 621164), (560, 465873), (840, 310582), (1680, 155291)]