313039240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{6823}}^1$

素因数の和:6902

約数の個数: 64

約数和(自身を含む): 746818560

約数和(自身を除く): 433779320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1480, 2294, 4588, 5735, 6823, 9176, 11470, 13646, 22940, 27292, 34115, 45880, 54584, 68230, 136460, 211513, 252451, 272920, 423026, 504902, 846052, 1009804, 1057565, 1262255, 1692104, 2019608, 2115130, 2524510, 4230260, 5049020, 7825981, 8460520, 10098040, 15651962, 31303924, 39129905, 62607848, 78259810, 156519620, 313039240]

約数ペア:

[(1, 313039240), (2, 156519620), (4, 78259810), (5, 62607848), (8, 39129905), (10, 31303924), (20, 15651962), (31, 10098040), (37, 8460520), (40, 7825981), (62, 5049020), (74, 4230260), (124, 2524510), (148, 2115130), (155, 2019608), (185, 1692104), (248, 1262255), (296, 1057565), (310, 1009804), (370, 846052), (620, 504902), (740, 423026), (1147, 272920), (1240, 252451), (1480, 211513), (2294, 136460), (4588, 68230), (5735, 54584), (6823, 45880), (9176, 34115), (11470, 27292), (13646, 22940)]