210839680

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10627}}^1$

素因数の和:10677

約数の個数: 64

約数和(自身を含む): 520346880

約数和(自身を除く): 309507200

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, 3968, 4960, 9920, 10627, 19840, 21254, 42508, 53135, 85016, 106270, 170032, 212540, 329437, 340064, 425080, 658874, 680128, 850160, 1317748, 1360256, 1647185, 1700320, 2635496, 3294370, 3400640, 5270992, 6588740, 6801280, 10541984, 13177480, 21083968, 26354960, 42167936, 52709920, 105419840, 210839680]

約数ペア:

[(1, 210839680), (2, 105419840), (4, 52709920), (5, 42167936), (8, 26354960), (10, 21083968), (16, 13177480), (20, 10541984), (31, 6801280), (32, 6588740), (40, 5270992), (62, 3400640), (64, 3294370), (80, 2635496), (124, 1700320), (128, 1647185), (155, 1360256), (160, 1317748), (248, 850160), (310, 680128), (320, 658874), (496, 425080), (620, 340064), (640, 329437), (992, 212540), (1240, 170032), (1984, 106270), (2480, 85016), (3968, 53135), (4960, 42508), (9920, 21254), (10627, 19840)]