72951680

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3677}}^1$

素因数の和:3727

約数の個数: 64

約数和(自身を含む): 180074880

約数和(自身を除く): 107123200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3677, 3968, 4960, 7354, 9920, 14708, 18385, 19840, 29416, 36770, 58832, 73540, 113987, 117664, 147080, 227974, 235328, 294160, 455948, 470656, 569935, 588320, 911896, 1139870, 1176640, 1823792, 2279740, 2353280, 3647584, 4559480, 7295168, 9118960, 14590336, 18237920, 36475840, 72951680]

約数ペア:

[(1, 72951680), (2, 36475840), (4, 18237920), (5, 14590336), (8, 9118960), (10, 7295168), (16, 4559480), (20, 3647584), (31, 2353280), (32, 2279740), (40, 1823792), (62, 1176640), (64, 1139870), (80, 911896), (124, 588320), (128, 569935), (155, 470656), (160, 455948), (248, 294160), (310, 235328), (320, 227974), (496, 147080), (620, 117664), (640, 113987), (992, 73540), (1240, 58832), (1984, 36770), (2480, 29416), (3677, 19840), (3968, 18385), (4960, 14708), (7354, 9920)]