1637460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{827}}^1$

素因数の和:853

約数の個数: 72

約数和(自身を含む): 5425056

約数和(自身を除く): 3787596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 827, 990, 1654, 1980, 2481, 3308, 4135, 4962, 7443, 8270, 9097, 9924, 12405, 14886, 16540, 18194, 24810, 27291, 29772, 36388, 37215, 45485, 49620, 54582, 74430, 81873, 90970, 109164, 136455, 148860, 163746, 181940, 272910, 327492, 409365, 545820, 818730, 1637460]

約数ペア:

[(1, 1637460), (2, 818730), (3, 545820), (4, 409365), (5, 327492), (6, 272910), (9, 181940), (10, 163746), (11, 148860), (12, 136455), (15, 109164), (18, 90970), (20, 81873), (22, 74430), (30, 54582), (33, 49620), (36, 45485), (44, 37215), (45, 36388), (55, 29772), (60, 27291), (66, 24810), (90, 18194), (99, 16540), (110, 14886), (132, 12405), (165, 9924), (180, 9097), (198, 8270), (220, 7443), (330, 4962), (396, 4135), (495, 3308), (660, 2481), (827, 1980), (990, 1654)]