31111320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2423}}^1$

素因数の和:2544

約数の個数: 64

約数和(自身を含む): 94245120

約数和(自身を除く): 63133800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 2140, 2423, 2568, 3210, 4280, 4846, 6420, 7269, 9692, 12115, 12840, 14538, 19384, 24230, 29076, 36345, 48460, 58152, 72690, 96920, 145380, 259261, 290760, 518522, 777783, 1037044, 1296305, 1555566, 2074088, 2592610, 3111132, 3888915, 5185220, 6222264, 7777830, 10370440, 15555660, 31111320]

約数ペア:

[(1, 31111320), (2, 15555660), (3, 10370440), (4, 7777830), (5, 6222264), (6, 5185220), (8, 3888915), (10, 3111132), (12, 2592610), (15, 2074088), (20, 1555566), (24, 1296305), (30, 1037044), (40, 777783), (60, 518522), (107, 290760), (120, 259261), (214, 145380), (321, 96920), (428, 72690), (535, 58152), (642, 48460), (856, 36345), (1070, 29076), (1284, 24230), (1605, 19384), (2140, 14538), (2423, 12840), (2568, 12115), (3210, 9692), (4280, 7269), (4846, 6420)]