156789631012

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{821}}^1\times {\mathrm{20731}}^1$

素因数の和:21617

約数の個数: 72

約数和(自身を含む): 326382715008

約数和(自身を除く): 169593083996

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 94, 98, 188, 196, 329, 658, 821, 1316, 1642, 2303, 3284, 4606, 5747, 9212, 11494, 20731, 22988, 38587, 40229, 41462, 77174, 80458, 82924, 145117, 154348, 160916, 270109, 290234, 540218, 580468, 974357, 1015819, 1080436, 1890763, 1948714, 2031638, 3781526, 3897428, 4063276, 6820499, 7563052, 13640998, 17020151, 27281996, 34040302, 47743493, 68080604, 95486986, 119141057, 190973972, 238282114, 476564228, 799947097, 833987399, 1599894194, 1667974798, 3199788388, 3335949596, 5599629679, 11199259358, 22398518716, 39197407753, 78394815506, 156789631012]

約数ペア:

[(1, 156789631012), (2, 78394815506), (4, 39197407753), (7, 22398518716), (14, 11199259358), (28, 5599629679), (47, 3335949596), (49, 3199788388), (94, 1667974798), (98, 1599894194), (188, 833987399), (196, 799947097), (329, 476564228), (658, 238282114), (821, 190973972), (1316, 119141057), (1642, 95486986), (2303, 68080604), (3284, 47743493), (4606, 34040302), (5747, 27281996), (9212, 17020151), (11494, 13640998), (20731, 7563052), (22988, 6820499), (38587, 4063276), (40229, 3897428), (41462, 3781526), (77174, 2031638), (80458, 1948714), (82924, 1890763), (145117, 1080436), (154348, 1015819), (160916, 974357), (270109, 580468), (290234, 540218)]