210796020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{130121}}^1$

素因数の和:130142

約数の個数: 60

約数和(自身を含む): 661280004

約数和(自身を除く): 450483984

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, 130121, 260242, 390363, 520484, 650605, 780726, 1171089, 1301210, 1561452, 1951815, 2342178, 2602420, 3513267, 3903630, 4684356, 5855445, 7026534, 7807260, 10539801, 11710890, 14053068, 17566335, 21079602, 23421780, 35132670, 42159204, 52699005, 70265340, 105398010, 210796020]

約数ペア:

[(1, 210796020), (2, 105398010), (3, 70265340), (4, 52699005), (5, 42159204), (6, 35132670), (9, 23421780), (10, 21079602), (12, 17566335), (15, 14053068), (18, 11710890), (20, 10539801), (27, 7807260), (30, 7026534), (36, 5855445), (45, 4684356), (54, 3903630), (60, 3513267), (81, 2602420), (90, 2342178), (108, 1951815), (135, 1561452), (162, 1301210), (180, 1171089), (270, 780726), (324, 650605), (405, 520484), (540, 390363), (810, 260242), (1620, 130121)]