289115552

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:490

約数の個数: 96

約数和(自身を含む): 660441600

約数和(自身を除く): 371326048

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 76, 88, 139, 152, 176, 209, 278, 304, 311, 352, 418, 556, 608, 622, 836, 1112, 1244, 1529, 1672, 2224, 2488, 2641, 3058, 3344, 3421, 4448, 4976, 5282, 5909, 6116, 6688, 6842, 9952, 10564, 11818, 12232, 13684, 21128, 23636, 24464, 27368, 29051, 42256, 43229, 47272, 48928, 54736, 58102, 64999, 84512, 86458, 94544, 109472, 116204, 129998, 172916, 189088, 232408, 259996, 345832, 464816, 475519, 519992, 691664, 821351, 929632, 951038, 1039984, 1383328, 1642702, 1902076, 2079968, 3285404, 3804152, 6570808, 7608304, 9034861, 13141616, 15216608, 18069722, 26283232, 36139444, 72278888, 144557776, 289115552]

約数ペア:

[(1, 289115552), (2, 144557776), (4, 72278888), (8, 36139444), (11, 26283232), (16, 18069722), (19, 15216608), (22, 13141616), (32, 9034861), (38, 7608304), (44, 6570808), (76, 3804152), (88, 3285404), (139, 2079968), (152, 1902076), (176, 1642702), (209, 1383328), (278, 1039984), (304, 951038), (311, 929632), (352, 821351), (418, 691664), (556, 519992), (608, 475519), (622, 464816), (836, 345832), (1112, 259996), (1244, 232408), (1529, 189088), (1672, 172916), (2224, 129998), (2488, 116204), (2641, 109472), (3058, 94544), (3344, 86458), (3421, 84512), (4448, 64999), (4976, 58102), (5282, 54736), (5909, 48928), (6116, 47272), (6688, 43229), (6842, 42256), (9952, 29051), (10564, 27368), (11818, 24464), (12232, 23636), (13684, 21128)]