275450280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{327917}}^1$

素因数の和:327938

約数の個数: 64

約数和(自身を含む): 944403840

約数和(自身を除く): 668953560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 327917, 655834, 983751, 1311668, 1639585, 1967502, 2295419, 2623336, 3279170, 3935004, 4590838, 4918755, 6558340, 6886257, 7870008, 9181676, 9837510, 11477095, 13116680, 13772514, 18363352, 19675020, 22954190, 27545028, 34431285, 39350040, 45908380, 55090056, 68862570, 91816760, 137725140, 275450280]

約数ペア:

[(1, 275450280), (2, 137725140), (3, 91816760), (4, 68862570), (5, 55090056), (6, 45908380), (7, 39350040), (8, 34431285), (10, 27545028), (12, 22954190), (14, 19675020), (15, 18363352), (20, 13772514), (21, 13116680), (24, 11477095), (28, 9837510), (30, 9181676), (35, 7870008), (40, 6886257), (42, 6558340), (56, 4918755), (60, 4590838), (70, 3935004), (84, 3279170), (105, 2623336), (120, 2295419), (140, 1967502), (168, 1639585), (210, 1311668), (280, 983751), (420, 655834), (840, 327917)]