317923380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{443}}^2$

素因数の和:907

約数の個数: 90

約数和(自身を含む): 999593826

約数和(自身を除く): 681670446

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 443, 540, 810, 886, 1329, 1620, 1772, 2215, 2658, 3987, 4430, 5316, 6645, 7974, 8860, 11961, 13290, 15948, 19935, 23922, 26580, 35883, 39870, 47844, 59805, 71766, 79740, 119610, 143532, 179415, 196249, 239220, 358830, 392498, 588747, 717660, 784996, 981245, 1177494, 1766241, 1962490, 2354988, 2943735, 3532482, 3924980, 5298723, 5887470, 7064964, 8831205, 10597446, 11774940, 15896169, 17662410, 21194892, 26493615, 31792338, 35324820, 52987230, 63584676, 79480845, 105974460, 158961690, 317923380]

約数ペア:

[(1, 317923380), (2, 158961690), (3, 105974460), (4, 79480845), (5, 63584676), (6, 52987230), (9, 35324820), (10, 31792338), (12, 26493615), (15, 21194892), (18, 17662410), (20, 15896169), (27, 11774940), (30, 10597446), (36, 8831205), (45, 7064964), (54, 5887470), (60, 5298723), (81, 3924980), (90, 3532482), (108, 2943735), (135, 2354988), (162, 1962490), (180, 1766241), (270, 1177494), (324, 981245), (405, 784996), (443, 717660), (540, 588747), (810, 392498), (886, 358830), (1329, 239220), (1620, 196249), (1772, 179415), (2215, 143532), (2658, 119610), (3987, 79740), (4430, 71766), (5316, 59805), (6645, 47844), (7974, 39870), (8860, 35883), (11961, 26580), (13290, 23922), (15948, 19935)]