154625940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{122719}}^1$

素因数の和:122741

約数の個数: 72

約数和(自身を含む): 536040960

約数和(自身を除く): 381415020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 122719, 245438, 368157, 490876, 613595, 736314, 859033, 1104471, 1227190, 1472628, 1718066, 1840785, 2208942, 2454380, 2577099, 3436132, 3681570, 4295165, 4417884, 5154198, 5522355, 7363140, 7731297, 8590330, 10308396, 11044710, 12885495, 15462594, 17180660, 22089420, 25770990, 30925188, 38656485, 51541980, 77312970, 154625940]

約数ペア:

[(1, 154625940), (2, 77312970), (3, 51541980), (4, 38656485), (5, 30925188), (6, 25770990), (7, 22089420), (9, 17180660), (10, 15462594), (12, 12885495), (14, 11044710), (15, 10308396), (18, 8590330), (20, 7731297), (21, 7363140), (28, 5522355), (30, 5154198), (35, 4417884), (36, 4295165), (42, 3681570), (45, 3436132), (60, 2577099), (63, 2454380), (70, 2208942), (84, 1840785), (90, 1718066), (105, 1472628), (126, 1227190), (140, 1104471), (180, 859033), (210, 736314), (252, 613595), (315, 490876), (420, 368157), (630, 245438), (1260, 122719)]