87712240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:551

約数の個数: 160

約数和(自身を含む): 263554560

約数和(自身を除く): 175842320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 35, 40, 44, 55, 56, 58, 70, 77, 80, 88, 110, 112, 116, 140, 145, 154, 176, 203, 220, 232, 280, 290, 308, 319, 385, 406, 440, 464, 491, 560, 580, 616, 638, 770, 812, 880, 982, 1015, 1160, 1232, 1276, 1540, 1595, 1624, 1964, 2030, 2233, 2320, 2455, 2552, 3080, 3190, 3248, 3437, 3928, 4060, 4466, 4910, 5104, 5401, 6160, 6380, 6874, 7856, 8120, 8932, 9820, 10802, 11165, 12760, 13748, 14239, 16240, 17185, 17864, 19640, 21604, 22330, 25520, 27005, 27496, 28478, 34370, 35728, 37807, 39280, 43208, 44660, 54010, 54992, 56956, 68740, 71195, 75614, 86416, 89320, 99673, 108020, 113912, 137480, 142390, 151228, 156629, 178640, 189035, 199346, 216040, 227824, 274960, 284780, 302456, 313258, 378070, 398692, 432080, 498365, 569560, 604912, 626516, 756140, 783145, 797384, 996730, 1096403, 1139120, 1253032, 1512280, 1566290, 1594768, 1993460, 2192806, 2506064, 3024560, 3132580, 3986920, 4385612, 5482015, 6265160, 7973840, 8771224, 10964030, 12530320, 17542448, 21928060, 43856120, 87712240]

約数ペア:

[(1, 87712240), (2, 43856120), (4, 21928060), (5, 17542448), (7, 12530320), (8, 10964030), (10, 8771224), (11, 7973840), (14, 6265160), (16, 5482015), (20, 4385612), (22, 3986920), (28, 3132580), (29, 3024560), (35, 2506064), (40, 2192806), (44, 1993460), (55, 1594768), (56, 1566290), (58, 1512280), (70, 1253032), (77, 1139120), (80, 1096403), (88, 996730), (110, 797384), (112, 783145), (116, 756140), (140, 626516), (145, 604912), (154, 569560), (176, 498365), (203, 432080), (220, 398692), (232, 378070), (280, 313258), (290, 302456), (308, 284780), (319, 274960), (385, 227824), (406, 216040), (440, 199346), (464, 189035), (491, 178640), (560, 156629), (580, 151228), (616, 142390), (638, 137480), (770, 113912), (812, 108020), (880, 99673), (982, 89320), (1015, 86416), (1160, 75614), (1232, 71195), (1276, 68740), (1540, 56956), (1595, 54992), (1624, 54010), (1964, 44660), (2030, 43208), (2233, 39280), (2320, 37807), (2455, 35728), (2552, 34370), (3080, 28478), (3190, 27496), (3248, 27005), (3437, 25520), (3928, 22330), (4060, 21604), (4466, 19640), (4910, 17864), (5104, 17185), (5401, 16240), (6160, 14239), (6380, 13748), (6874, 12760), (7856, 11165), (8120, 10802), (8932, 9820)]