3319960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 8709120

約数和(自身を除く): 5389160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 167, 280, 284, 334, 355, 497, 568, 668, 710, 835, 994, 1169, 1336, 1420, 1670, 1988, 2338, 2485, 2840, 3340, 3976, 4676, 4970, 5845, 6680, 9352, 9940, 11690, 11857, 19880, 23380, 23714, 46760, 47428, 59285, 82999, 94856, 118570, 165998, 237140, 331996, 414995, 474280, 663992, 829990, 1659980, 3319960]

約数ペア:

[(1, 3319960), (2, 1659980), (4, 829990), (5, 663992), (7, 474280), (8, 414995), (10, 331996), (14, 237140), (20, 165998), (28, 118570), (35, 94856), (40, 82999), (56, 59285), (70, 47428), (71, 46760), (140, 23714), (142, 23380), (167, 19880), (280, 11857), (284, 11690), (334, 9940), (355, 9352), (497, 6680), (568, 5845), (668, 4970), (710, 4676), (835, 3976), (994, 3340), (1169, 2840), (1336, 2485), (1420, 2338), (1670, 1988)]