266759960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{5003}}^1$

素因数の和:5088

約数の個数: 64

約数和(自身を含む): 634106880

約数和(自身を除く): 367346920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 620, 860, 1240, 1333, 1720, 2666, 5003, 5332, 6665, 10006, 10664, 13330, 20012, 25015, 26660, 40024, 50030, 53320, 100060, 155093, 200120, 215129, 310186, 430258, 620372, 775465, 860516, 1075645, 1240744, 1550930, 1721032, 2151290, 3101860, 4302580, 6203720, 6668999, 8605160, 13337998, 26675996, 33344995, 53351992, 66689990, 133379980, 266759960]

約数ペア:

[(1, 266759960), (2, 133379980), (4, 66689990), (5, 53351992), (8, 33344995), (10, 26675996), (20, 13337998), (31, 8605160), (40, 6668999), (43, 6203720), (62, 4302580), (86, 3101860), (124, 2151290), (155, 1721032), (172, 1550930), (215, 1240744), (248, 1075645), (310, 860516), (344, 775465), (430, 620372), (620, 430258), (860, 310186), (1240, 215129), (1333, 200120), (1720, 155093), (2666, 100060), (5003, 53320), (5332, 50030), (6665, 40024), (10006, 26660), (10664, 25015), (13330, 20012)]