123607540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1499}}^1$

素因数の和:1565

約数の個数: 96

約数和(自身を含む): 322560000

約数和(自身を除く): 198952460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 62, 70, 76, 95, 124, 133, 140, 155, 190, 217, 266, 310, 380, 434, 532, 589, 620, 665, 868, 1085, 1178, 1330, 1499, 2170, 2356, 2660, 2945, 2998, 4123, 4340, 5890, 5996, 7495, 8246, 10493, 11780, 14990, 16492, 20615, 20986, 28481, 29980, 41230, 41972, 46469, 52465, 56962, 82460, 92938, 104930, 113924, 142405, 185876, 199367, 209860, 232345, 284810, 325283, 398734, 464690, 569620, 650566, 797468, 882911, 929380, 996835, 1301132, 1626415, 1765822, 1993670, 3252830, 3531644, 3987340, 4414555, 6180377, 6505660, 8829110, 12360754, 17658220, 24721508, 30901885, 61803770, 123607540]

約数ペア:

[(1, 123607540), (2, 61803770), (4, 30901885), (5, 24721508), (7, 17658220), (10, 12360754), (14, 8829110), (19, 6505660), (20, 6180377), (28, 4414555), (31, 3987340), (35, 3531644), (38, 3252830), (62, 1993670), (70, 1765822), (76, 1626415), (95, 1301132), (124, 996835), (133, 929380), (140, 882911), (155, 797468), (190, 650566), (217, 569620), (266, 464690), (310, 398734), (380, 325283), (434, 284810), (532, 232345), (589, 209860), (620, 199367), (665, 185876), (868, 142405), (1085, 113924), (1178, 104930), (1330, 92938), (1499, 82460), (2170, 56962), (2356, 52465), (2660, 46469), (2945, 41972), (2998, 41230), (4123, 29980), (4340, 28481), (5890, 20986), (5996, 20615), (7495, 16492), (8246, 14990), (10493, 11780)]