290700640

素因数分解:

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

素因数の和:165

約数の個数: 192

約数和(自身を含む): 766402560

約数和(自身を除く): 475701920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 43, 47, 58, 62, 80, 86, 94, 116, 124, 145, 155, 160, 172, 188, 215, 232, 235, 248, 290, 310, 344, 376, 430, 464, 470, 496, 580, 620, 688, 752, 860, 899, 928, 940, 992, 1160, 1240, 1247, 1333, 1363, 1376, 1457, 1504, 1720, 1798, 1880, 2021, 2320, 2480, 2494, 2666, 2726, 2914, 3440, 3596, 3760, 4042, 4495, 4640, 4960, 4988, 5332, 5452, 5828, 6235, 6665, 6815, 6880, 7192, 7285, 7520, 8084, 8990, 9976, 10105, 10664, 10904, 11656, 12470, 13330, 13630, 14384, 14570, 16168, 17980, 19952, 20210, 21328, 21808, 23312, 24940, 26660, 27260, 28768, 29140, 32336, 35960, 38657, 39904, 40420, 42253, 42656, 43616, 46624, 49880, 53320, 54520, 58280, 58609, 62651, 64672, 71920, 77314, 80840, 84506, 99760, 106640, 109040, 116560, 117218, 125302, 143840, 154628, 161680, 169012, 193285, 199520, 211265, 213280, 218080, 233120, 234436, 250604, 293045, 309256, 313255, 323360, 338024, 386570, 422530, 468872, 501208, 586090, 618512, 626510, 676048, 773140, 845060, 937744, 1002416, 1172180, 1237024, 1253020, 1352096, 1546280, 1690120, 1816879, 1875488, 2004832, 2344360, 2506040, 3092560, 3380240, 3633758, 4688720, 5012080, 6185120, 6760480, 7267516, 9084395, 9377440, 10024160, 14535032, 18168790, 29070064, 36337580, 58140128, 72675160, 145350320, 290700640]

約数ペア:

[(1, 290700640), (2, 145350320), (4, 72675160), (5, 58140128), (8, 36337580), (10, 29070064), (16, 18168790), (20, 14535032), (29, 10024160), (31, 9377440), (32, 9084395), (40, 7267516), (43, 6760480), (47, 6185120), (58, 5012080), (62, 4688720), (80, 3633758), (86, 3380240), (94, 3092560), (116, 2506040), (124, 2344360), (145, 2004832), (155, 1875488), (160, 1816879), (172, 1690120), (188, 1546280), (215, 1352096), (232, 1253020), (235, 1237024), (248, 1172180), (290, 1002416), (310, 937744), (344, 845060), (376, 773140), (430, 676048), (464, 626510), (470, 618512), (496, 586090), (580, 501208), (620, 468872), (688, 422530), (752, 386570), (860, 338024), (899, 323360), (928, 313255), (940, 309256), (992, 293045), (1160, 250604), (1240, 234436), (1247, 233120), (1333, 218080), (1363, 213280), (1376, 211265), (1457, 199520), (1504, 193285), (1720, 169012), (1798, 161680), (1880, 154628), (2021, 143840), (2320, 125302), (2480, 117218), (2494, 116560), (2666, 109040), (2726, 106640), (2914, 99760), (3440, 84506), (3596, 80840), (3760, 77314), (4042, 71920), (4495, 64672), (4640, 62651), (4960, 58609), (4988, 58280), (5332, 54520), (5452, 53320), (5828, 49880), (6235, 46624), (6665, 43616), (6815, 42656), (6880, 42253), (7192, 40420), (7285, 39904), (7520, 38657), (8084, 35960), (8990, 32336), (9976, 29140), (10105, 28768), (10664, 27260), (10904, 26660), (11656, 24940), (12470, 23312), (13330, 21808), (13630, 21328), (14384, 20210), (14570, 19952), (16168, 17980)]