788951340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{487007}}^1$

素因数の和:487028

約数の個数: 60

約数和(自身を含む): 2474974656

約数和(自身を除く): 1686023316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 487007, 974014, 1461021, 1948028, 2435035, 2922042, 4383063, 4870070, 5844084, 7305105, 8766126, 9740140, 13149189, 14610210, 17532252, 21915315, 26298378, 29220420, 39447567, 43830630, 52596756, 65745945, 78895134, 87661260, 131491890, 157790268, 197237835, 262983780, 394475670, 788951340]

約数ペア:

[(1, 788951340), (2, 394475670), (3, 262983780), (4, 197237835), (5, 157790268), (6, 131491890), (9, 87661260), (10, 78895134), (12, 65745945), (15, 52596756), (18, 43830630), (20, 39447567), (27, 29220420), (30, 26298378), (36, 21915315), (45, 17532252), (54, 14610210), (60, 13149189), (81, 9740140), (90, 8766126), (108, 7305105), (135, 5844084), (162, 4870070), (180, 4383063), (270, 2922042), (324, 2435035), (405, 1948028), (540, 1461021), (810, 974014), (1620, 487007)]