319074080

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1171}}^1$

素因数の和:1330

約数の個数: 96

約数和(自身を含む): 818693568

約数和(自身を除く): 499619488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 131, 160, 208, 260, 262, 416, 520, 524, 655, 1040, 1048, 1171, 1310, 1703, 2080, 2096, 2342, 2620, 3406, 4192, 4684, 5240, 5855, 6812, 8515, 9368, 10480, 11710, 13624, 15223, 17030, 18736, 20960, 23420, 27248, 30446, 34060, 37472, 46840, 54496, 60892, 68120, 76115, 93680, 121784, 136240, 152230, 153401, 187360, 243568, 272480, 304460, 306802, 487136, 608920, 613604, 767005, 1217840, 1227208, 1534010, 1994213, 2435680, 2454416, 3068020, 3988426, 4908832, 6136040, 7976852, 9971065, 12272080, 15953704, 19942130, 24544160, 31907408, 39884260, 63814816, 79768520, 159537040, 319074080]

約数ペア:

[(1, 319074080), (2, 159537040), (4, 79768520), (5, 63814816), (8, 39884260), (10, 31907408), (13, 24544160), (16, 19942130), (20, 15953704), (26, 12272080), (32, 9971065), (40, 7976852), (52, 6136040), (65, 4908832), (80, 3988426), (104, 3068020), (130, 2454416), (131, 2435680), (160, 1994213), (208, 1534010), (260, 1227208), (262, 1217840), (416, 767005), (520, 613604), (524, 608920), (655, 487136), (1040, 306802), (1048, 304460), (1171, 272480), (1310, 243568), (1703, 187360), (2080, 153401), (2096, 152230), (2342, 136240), (2620, 121784), (3406, 93680), (4192, 76115), (4684, 68120), (5240, 60892), (5855, 54496), (6812, 46840), (8515, 37472), (9368, 34060), (10480, 30446), (11710, 27248), (13624, 23420), (15223, 20960), (17030, 18736)]