123422320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{509}}^1$

素因数の和:962

約数の個数: 80

約数和(自身を含む): 329353920

約数和(自身を除く): 205931600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 433, 509, 560, 866, 1018, 1732, 2036, 2165, 2545, 3031, 3464, 3563, 4072, 4330, 5090, 6062, 6928, 7126, 8144, 8660, 10180, 12124, 14252, 15155, 17320, 17815, 20360, 24248, 28504, 30310, 34640, 35630, 40720, 48496, 57008, 60620, 71260, 121240, 142520, 220397, 242480, 285040, 440794, 881588, 1101985, 1542779, 1763176, 2203970, 3085558, 3526352, 4407940, 6171116, 7713895, 8815880, 12342232, 15427790, 17631760, 24684464, 30855580, 61711160, 123422320]

約数ペア:

[(1, 123422320), (2, 61711160), (4, 30855580), (5, 24684464), (7, 17631760), (8, 15427790), (10, 12342232), (14, 8815880), (16, 7713895), (20, 6171116), (28, 4407940), (35, 3526352), (40, 3085558), (56, 2203970), (70, 1763176), (80, 1542779), (112, 1101985), (140, 881588), (280, 440794), (433, 285040), (509, 242480), (560, 220397), (866, 142520), (1018, 121240), (1732, 71260), (2036, 60620), (2165, 57008), (2545, 48496), (3031, 40720), (3464, 35630), (3563, 34640), (4072, 30310), (4330, 28504), (5090, 24248), (6062, 20360), (6928, 17815), (7126, 17320), (8144, 15155), (8660, 14252), (10180, 12124)]