156945480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2621}}^1$

素因数の和:3134

約数の個数: 64

約数和(自身を含む): 471960000

約数和(自身を除く): 315014520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 499, 998, 1497, 1996, 2495, 2621, 2994, 3992, 4990, 5242, 5988, 7485, 7863, 9980, 10484, 11976, 13105, 14970, 15726, 19960, 20968, 26210, 29940, 31452, 39315, 52420, 59880, 62904, 78630, 104840, 157260, 314520, 1307879, 2615758, 3923637, 5231516, 6539395, 7847274, 10463032, 13078790, 15694548, 19618185, 26157580, 31389096, 39236370, 52315160, 78472740, 156945480]

約数ペア:

[(1, 156945480), (2, 78472740), (3, 52315160), (4, 39236370), (5, 31389096), (6, 26157580), (8, 19618185), (10, 15694548), (12, 13078790), (15, 10463032), (20, 7847274), (24, 6539395), (30, 5231516), (40, 3923637), (60, 2615758), (120, 1307879), (499, 314520), (998, 157260), (1497, 104840), (1996, 78630), (2495, 62904), (2621, 59880), (2994, 52420), (3992, 39315), (4990, 31452), (5242, 29940), (5988, 26210), (7485, 20968), (7863, 19960), (9980, 15726), (10484, 14970), (11976, 13105)]