201531780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{373207}}^1$

素因数の和:373225

約数の個数: 48

約数和(自身を含む): 626989440

約数和(自身を除く): 425457660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 373207, 746414, 1119621, 1492828, 1866035, 2239242, 3358863, 3732070, 4478484, 5598105, 6717726, 7464140, 10076589, 11196210, 13435452, 16794315, 20153178, 22392420, 33588630, 40306356, 50382945, 67177260, 100765890, 201531780]

約数ペア:

[(1, 201531780), (2, 100765890), (3, 67177260), (4, 50382945), (5, 40306356), (6, 33588630), (9, 22392420), (10, 20153178), (12, 16794315), (15, 13435452), (18, 11196210), (20, 10076589), (27, 7464140), (30, 6717726), (36, 5598105), (45, 4478484), (54, 3732070), (60, 3358863), (90, 2239242), (108, 1866035), (135, 1492828), (180, 1119621), (270, 746414), (540, 373207)]