236847440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2221}}^1$

素因数の和:2308

約数の個数: 80

約数和(自身を含む): 581915136

約数和(自身を除く): 345067696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 86, 124, 155, 172, 215, 248, 310, 344, 430, 496, 620, 688, 860, 1240, 1333, 1720, 2221, 2480, 2666, 3440, 4442, 5332, 6665, 8884, 10664, 11105, 13330, 17768, 21328, 22210, 26660, 35536, 44420, 53320, 68851, 88840, 95503, 106640, 137702, 177680, 191006, 275404, 344255, 382012, 477515, 550808, 688510, 764024, 955030, 1101616, 1377020, 1528048, 1910060, 2754040, 2960593, 3820120, 5508080, 5921186, 7640240, 11842372, 14802965, 23684744, 29605930, 47369488, 59211860, 118423720, 236847440]

約数ペア:

[(1, 236847440), (2, 118423720), (4, 59211860), (5, 47369488), (8, 29605930), (10, 23684744), (16, 14802965), (20, 11842372), (31, 7640240), (40, 5921186), (43, 5508080), (62, 3820120), (80, 2960593), (86, 2754040), (124, 1910060), (155, 1528048), (172, 1377020), (215, 1101616), (248, 955030), (310, 764024), (344, 688510), (430, 550808), (496, 477515), (620, 382012), (688, 344255), (860, 275404), (1240, 191006), (1333, 177680), (1720, 137702), (2221, 106640), (2480, 95503), (2666, 88840), (3440, 68851), (4442, 53320), (5332, 44420), (6665, 35536), (8884, 26660), (10664, 22210), (11105, 21328), (13330, 17768)]