186439920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1997}}^1$

素因数の和:2402

約数の個数: 80

約数和(自身を含む): 579739680

約数和(自身を除く): 393299760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 389, 778, 1167, 1556, 1945, 1997, 2334, 3112, 3890, 3994, 4668, 5835, 5991, 6224, 7780, 7988, 9336, 9985, 11670, 11982, 15560, 15976, 18672, 19970, 23340, 23964, 29955, 31120, 31952, 39940, 46680, 47928, 59910, 79880, 93360, 95856, 119820, 159760, 239640, 479280, 776833, 1553666, 2330499, 3107332, 3884165, 4660998, 6214664, 7768330, 9321996, 11652495, 12429328, 15536660, 18643992, 23304990, 31073320, 37287984, 46609980, 62146640, 93219960, 186439920]

約数ペア:

[(1, 186439920), (2, 93219960), (3, 62146640), (4, 46609980), (5, 37287984), (6, 31073320), (8, 23304990), (10, 18643992), (12, 15536660), (15, 12429328), (16, 11652495), (20, 9321996), (24, 7768330), (30, 6214664), (40, 4660998), (48, 3884165), (60, 3107332), (80, 2330499), (120, 1553666), (240, 776833), (389, 479280), (778, 239640), (1167, 159760), (1556, 119820), (1945, 95856), (1997, 93360), (2334, 79880), (3112, 59910), (3890, 47928), (3994, 46680), (4668, 39940), (5835, 31952), (5991, 31120), (6224, 29955), (7780, 23964), (7988, 23340), (9336, 19970), (9985, 18672), (11670, 15976), (11982, 15560)]