204231780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{42023}}^1$

素因数の和:42047

約数の個数: 72

約数和(自身を含む): 642462912

約数和(自身を除く): 438231132

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, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 42023, 84046, 126069, 168092, 210115, 252138, 378207, 420230, 504276, 630345, 756414, 840460, 1134621, 1260690, 1512828, 1891035, 2269242, 2521380, 3403863, 3782070, 4538484, 5673105, 6807726, 7564140, 10211589, 11346210, 13615452, 17019315, 20423178, 22692420, 34038630, 40846356, 51057945, 68077260, 102115890, 204231780]

約数ペア:

[(1, 204231780), (2, 102115890), (3, 68077260), (4, 51057945), (5, 40846356), (6, 34038630), (9, 22692420), (10, 20423178), (12, 17019315), (15, 13615452), (18, 11346210), (20, 10211589), (27, 7564140), (30, 6807726), (36, 5673105), (45, 4538484), (54, 3782070), (60, 3403863), (81, 2521380), (90, 2269242), (108, 1891035), (135, 1512828), (162, 1260690), (180, 1134621), (243, 840460), (270, 756414), (324, 630345), (405, 504276), (486, 420230), (540, 378207), (810, 252138), (972, 210115), (1215, 168092), (1620, 126069), (2430, 84046), (4860, 42023)]