21863640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1091}}^1$

素因数の和:1272

約数の個数: 64

約数和(自身を含む): 66044160

約数和(自身を除く): 44180520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 167, 334, 501, 668, 835, 1002, 1091, 1336, 1670, 2004, 2182, 2505, 3273, 3340, 4008, 4364, 5010, 5455, 6546, 6680, 8728, 10020, 10910, 13092, 16365, 20040, 21820, 26184, 32730, 43640, 65460, 130920, 182197, 364394, 546591, 728788, 910985, 1093182, 1457576, 1821970, 2186364, 2732955, 3643940, 4372728, 5465910, 7287880, 10931820, 21863640]

約数ペア:

[(1, 21863640), (2, 10931820), (3, 7287880), (4, 5465910), (5, 4372728), (6, 3643940), (8, 2732955), (10, 2186364), (12, 1821970), (15, 1457576), (20, 1093182), (24, 910985), (30, 728788), (40, 546591), (60, 364394), (120, 182197), (167, 130920), (334, 65460), (501, 43640), (668, 32730), (835, 26184), (1002, 21820), (1091, 20040), (1336, 16365), (1670, 13092), (2004, 10910), (2182, 10020), (2505, 8728), (3273, 6680), (3340, 6546), (4008, 5455), (4364, 5010)]