255988830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{208121}}^1$

素因数の和:208172

約数の個数: 32

約数和(自身を含む): 629360928

約数和(自身を除く): 373372098

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 208121, 416242, 624363, 1040605, 1248726, 2081210, 3121815, 6243630, 8532961, 17065922, 25598883, 42664805, 51197766, 85329610, 127994415, 255988830]

約数ペア:

[(1, 255988830), (2, 127994415), (3, 85329610), (5, 51197766), (6, 42664805), (10, 25598883), (15, 17065922), (30, 8532961), (41, 6243630), (82, 3121815), (123, 2081210), (205, 1248726), (246, 1040605), (410, 624363), (615, 416242), (1230, 208121)]