28501620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{859}}^1$

素因数の和:957

約数の個数: 96

約数和(自身を含む): 92467200

約数和(自身を除く): 63965580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 79, 84, 105, 140, 158, 210, 237, 316, 395, 420, 474, 553, 790, 859, 948, 1106, 1185, 1580, 1659, 1718, 2212, 2370, 2577, 2765, 3318, 3436, 4295, 4740, 5154, 5530, 6013, 6636, 8295, 8590, 10308, 11060, 12026, 12885, 16590, 17180, 18039, 24052, 25770, 30065, 33180, 36078, 51540, 60130, 67861, 72156, 90195, 120260, 135722, 180390, 203583, 271444, 339305, 360780, 407166, 475027, 678610, 814332, 950054, 1017915, 1357220, 1425081, 1900108, 2035830, 2375135, 2850162, 4071660, 4750270, 5700324, 7125405, 9500540, 14250810, 28501620]

約数ペア:

[(1, 28501620), (2, 14250810), (3, 9500540), (4, 7125405), (5, 5700324), (6, 4750270), (7, 4071660), (10, 2850162), (12, 2375135), (14, 2035830), (15, 1900108), (20, 1425081), (21, 1357220), (28, 1017915), (30, 950054), (35, 814332), (42, 678610), (60, 475027), (70, 407166), (79, 360780), (84, 339305), (105, 271444), (140, 203583), (158, 180390), (210, 135722), (237, 120260), (316, 90195), (395, 72156), (420, 67861), (474, 60130), (553, 51540), (790, 36078), (859, 33180), (948, 30065), (1106, 25770), (1185, 24052), (1580, 18039), (1659, 17180), (1718, 16590), (2212, 12885), (2370, 12026), (2577, 11060), (2765, 10308), (3318, 8590), (3436, 8295), (4295, 6636), (4740, 6013), (5154, 5530)]