201502520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1\times {\mathrm{307}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 464032800

約数和(自身を除く): 262530280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 269, 305, 307, 488, 538, 610, 614, 1076, 1220, 1228, 1345, 1535, 2152, 2440, 2456, 2690, 3070, 5380, 6140, 10760, 12280, 16409, 18727, 32818, 37454, 65636, 74908, 82045, 82583, 93635, 131272, 149816, 164090, 165166, 187270, 328180, 330332, 374540, 412915, 656360, 660664, 749080, 825830, 1651660, 3303320, 5037563, 10075126, 20150252, 25187815, 40300504, 50375630, 100751260, 201502520]

約数ペア:

[(1, 201502520), (2, 100751260), (4, 50375630), (5, 40300504), (8, 25187815), (10, 20150252), (20, 10075126), (40, 5037563), (61, 3303320), (122, 1651660), (244, 825830), (269, 749080), (305, 660664), (307, 656360), (488, 412915), (538, 374540), (610, 330332), (614, 328180), (1076, 187270), (1220, 165166), (1228, 164090), (1345, 149816), (1535, 131272), (2152, 93635), (2440, 82583), (2456, 82045), (2690, 74908), (3070, 65636), (5380, 37454), (6140, 32818), (10760, 18727), (12280, 16409)]