90392680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{719}}^1$

素因数の和:1186

約数の個数: 64

約数和(自身を含む): 233280000

約数和(自身を除く): 142887320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 449, 719, 898, 1438, 1796, 2245, 2876, 3143, 3592, 3595, 4490, 5033, 5752, 6286, 7190, 8980, 10066, 12572, 14380, 15715, 17960, 20132, 25144, 25165, 28760, 31430, 40264, 50330, 62860, 100660, 125720, 201320, 322831, 645662, 1291324, 1614155, 2259817, 2582648, 3228310, 4519634, 6456620, 9039268, 11299085, 12913240, 18078536, 22598170, 45196340, 90392680]

約数ペア:

[(1, 90392680), (2, 45196340), (4, 22598170), (5, 18078536), (7, 12913240), (8, 11299085), (10, 9039268), (14, 6456620), (20, 4519634), (28, 3228310), (35, 2582648), (40, 2259817), (56, 1614155), (70, 1291324), (140, 645662), (280, 322831), (449, 201320), (719, 125720), (898, 100660), (1438, 62860), (1796, 50330), (2245, 40264), (2876, 31430), (3143, 28760), (3592, 25165), (3595, 25144), (4490, 20132), (5033, 17960), (5752, 15715), (6286, 14380), (7190, 12572), (8980, 10066)]