207388610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:516

約数の個数: 128

約数和(自身を含む): 489888000

約数和(自身を除く): 282499390

約数列:

[1, 2, 5, 10, 11, 13, 17, 19, 22, 26, 34, 38, 55, 65, 85, 95, 110, 130, 143, 170, 187, 190, 209, 221, 247, 286, 323, 374, 418, 442, 449, 494, 646, 715, 898, 935, 1045, 1105, 1235, 1430, 1615, 1870, 2090, 2210, 2245, 2431, 2470, 2717, 3230, 3553, 4199, 4490, 4862, 4939, 5434, 5837, 7106, 7633, 8398, 8531, 9878, 11674, 12155, 13585, 15266, 17062, 17765, 20995, 24310, 24695, 27170, 29185, 35530, 38165, 41990, 42655, 46189, 49390, 58370, 64207, 76330, 83963, 85310, 92378, 93841, 99229, 110903, 128414, 145027, 167926, 187682, 198458, 221806, 230945, 290054, 321035, 419815, 461890, 469205, 496145, 554515, 642070, 725135, 839630, 938410, 992290, 1091519, 1109030, 1219933, 1450270, 1595297, 1885351, 2183038, 2439866, 3190594, 3770702, 5457595, 6099665, 7976485, 9426755, 10915190, 12199330, 15952970, 18853510, 20738861, 41477722, 103694305, 207388610]

約数ペア:

[(1, 207388610), (2, 103694305), (5, 41477722), (10, 20738861), (11, 18853510), (13, 15952970), (17, 12199330), (19, 10915190), (22, 9426755), (26, 7976485), (34, 6099665), (38, 5457595), (55, 3770702), (65, 3190594), (85, 2439866), (95, 2183038), (110, 1885351), (130, 1595297), (143, 1450270), (170, 1219933), (187, 1109030), (190, 1091519), (209, 992290), (221, 938410), (247, 839630), (286, 725135), (323, 642070), (374, 554515), (418, 496145), (442, 469205), (449, 461890), (494, 419815), (646, 321035), (715, 290054), (898, 230945), (935, 221806), (1045, 198458), (1105, 187682), (1235, 167926), (1430, 145027), (1615, 128414), (1870, 110903), (2090, 99229), (2210, 93841), (2245, 92378), (2431, 85310), (2470, 83963), (2717, 76330), (3230, 64207), (3553, 58370), (4199, 49390), (4490, 46189), (4862, 42655), (4939, 41990), (5434, 38165), (5837, 35530), (7106, 29185), (7633, 27170), (8398, 24695), (8531, 24310), (9878, 20995), (11674, 17765), (12155, 17062), (13585, 15266)]