208099440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{743}}^1$

素因数の和:1151

約数の個数: 120

約数和(自身を含む): 701606880

約数和(自身を除く): 493507440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 389, 720, 743, 778, 1167, 1486, 1556, 1945, 2229, 2334, 2972, 3112, 3501, 3715, 3890, 4458, 4668, 5835, 5944, 6224, 6687, 7002, 7430, 7780, 8916, 9336, 11145, 11670, 11888, 13374, 14004, 14860, 15560, 17505, 17832, 18672, 22290, 23340, 26748, 28008, 29720, 31120, 33435, 35010, 35664, 44580, 46680, 53496, 56016, 59440, 66870, 70020, 89160, 93360, 106992, 133740, 140040, 178320, 267480, 280080, 289027, 534960, 578054, 867081, 1156108, 1445135, 1734162, 2312216, 2601243, 2890270, 3468324, 4335405, 4624432, 5202486, 5780540, 6936648, 8670810, 10404972, 11561080, 13006215, 13873296, 17341620, 20809944, 23122160, 26012430, 34683240, 41619888, 52024860, 69366480, 104049720, 208099440]

約数ペア:

[(1, 208099440), (2, 104049720), (3, 69366480), (4, 52024860), (5, 41619888), (6, 34683240), (8, 26012430), (9, 23122160), (10, 20809944), (12, 17341620), (15, 13873296), (16, 13006215), (18, 11561080), (20, 10404972), (24, 8670810), (30, 6936648), (36, 5780540), (40, 5202486), (45, 4624432), (48, 4335405), (60, 3468324), (72, 2890270), (80, 2601243), (90, 2312216), (120, 1734162), (144, 1445135), (180, 1156108), (240, 867081), (360, 578054), (389, 534960), (720, 289027), (743, 280080), (778, 267480), (1167, 178320), (1486, 140040), (1556, 133740), (1945, 106992), (2229, 93360), (2334, 89160), (2972, 70020), (3112, 66870), (3501, 59440), (3715, 56016), (3890, 53496), (4458, 46680), (4668, 44580), (5835, 35664), (5944, 35010), (6224, 33435), (6687, 31120), (7002, 29720), (7430, 28008), (7780, 26748), (8916, 23340), (9336, 22290), (11145, 18672), (11670, 17832), (11888, 17505), (13374, 15560), (14004, 14860)]