64666260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3557}}^1$

素因数の和:3673

約数の個数: 72

約数和(自身を含む): 198152136

約数和(自身を除く): 133485876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3557, 3636, 4545, 6060, 7114, 9090, 10671, 14228, 17785, 18180, 21342, 32013, 35570, 42684, 53355, 64026, 71140, 106710, 128052, 160065, 213420, 320130, 359257, 640260, 718514, 1077771, 1437028, 1796285, 2155542, 3233313, 3592570, 4311084, 5388855, 6466626, 7185140, 10777710, 12933252, 16166565, 21555420, 32333130, 64666260]

約数ペア:

[(1, 64666260), (2, 32333130), (3, 21555420), (4, 16166565), (5, 12933252), (6, 10777710), (9, 7185140), (10, 6466626), (12, 5388855), (15, 4311084), (18, 3592570), (20, 3233313), (30, 2155542), (36, 1796285), (45, 1437028), (60, 1077771), (90, 718514), (101, 640260), (180, 359257), (202, 320130), (303, 213420), (404, 160065), (505, 128052), (606, 106710), (909, 71140), (1010, 64026), (1212, 53355), (1515, 42684), (1818, 35570), (2020, 32013), (3030, 21342), (3557, 18180), (3636, 17785), (4545, 14228), (6060, 10671), (7114, 9090)]