72675160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:161

約数の個数: 128

約数和(自身を含む): 182476800

約数和(自身を除く): 109801640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 43, 47, 58, 62, 86, 94, 116, 124, 145, 155, 172, 188, 215, 232, 235, 248, 290, 310, 344, 376, 430, 470, 580, 620, 860, 899, 940, 1160, 1240, 1247, 1333, 1363, 1457, 1720, 1798, 1880, 2021, 2494, 2666, 2726, 2914, 3596, 4042, 4495, 4988, 5332, 5452, 5828, 6235, 6665, 6815, 7192, 7285, 8084, 8990, 9976, 10105, 10664, 10904, 11656, 12470, 13330, 13630, 14570, 16168, 17980, 20210, 24940, 26660, 27260, 29140, 35960, 38657, 40420, 42253, 49880, 53320, 54520, 58280, 58609, 62651, 77314, 80840, 84506, 117218, 125302, 154628, 169012, 193285, 211265, 234436, 250604, 293045, 309256, 313255, 338024, 386570, 422530, 468872, 501208, 586090, 626510, 773140, 845060, 1172180, 1253020, 1546280, 1690120, 1816879, 2344360, 2506040, 3633758, 7267516, 9084395, 14535032, 18168790, 36337580, 72675160]

約数ペア:

[(1, 72675160), (2, 36337580), (4, 18168790), (5, 14535032), (8, 9084395), (10, 7267516), (20, 3633758), (29, 2506040), (31, 2344360), (40, 1816879), (43, 1690120), (47, 1546280), (58, 1253020), (62, 1172180), (86, 845060), (94, 773140), (116, 626510), (124, 586090), (145, 501208), (155, 468872), (172, 422530), (188, 386570), (215, 338024), (232, 313255), (235, 309256), (248, 293045), (290, 250604), (310, 234436), (344, 211265), (376, 193285), (430, 169012), (470, 154628), (580, 125302), (620, 117218), (860, 84506), (899, 80840), (940, 77314), (1160, 62651), (1240, 58609), (1247, 58280), (1333, 54520), (1363, 53320), (1457, 49880), (1720, 42253), (1798, 40420), (1880, 38657), (2021, 35960), (2494, 29140), (2666, 27260), (2726, 26660), (2914, 24940), (3596, 20210), (4042, 17980), (4495, 16168), (4988, 14570), (5332, 13630), (5452, 13330), (5828, 12470), (6235, 11656), (6665, 10904), (6815, 10664), (7192, 10105), (7285, 9976), (8084, 8990)]