286890940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{331}}^1$

素因数の和:539

約数の個数: 96

約数和(自身を含む): 712147968

約数和(自身を除く): 425257028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 151, 164, 205, 287, 302, 331, 410, 574, 604, 662, 755, 820, 1057, 1148, 1324, 1435, 1510, 1655, 2114, 2317, 2870, 3020, 3310, 4228, 4634, 5285, 5740, 6191, 6620, 9268, 10570, 11585, 12382, 13571, 21140, 23170, 24764, 27142, 30955, 43337, 46340, 49981, 54284, 61910, 67855, 86674, 94997, 99962, 123820, 135710, 173348, 189994, 199924, 216685, 249905, 271420, 349867, 379988, 433370, 474985, 499810, 699734, 866740, 949970, 999620, 1399468, 1749335, 1899940, 2049221, 3498670, 4098442, 6997340, 8196884, 10246105, 14344547, 20492210, 28689094, 40984420, 57378188, 71722735, 143445470, 286890940]

約数ペア:

[(1, 286890940), (2, 143445470), (4, 71722735), (5, 57378188), (7, 40984420), (10, 28689094), (14, 20492210), (20, 14344547), (28, 10246105), (35, 8196884), (41, 6997340), (70, 4098442), (82, 3498670), (140, 2049221), (151, 1899940), (164, 1749335), (205, 1399468), (287, 999620), (302, 949970), (331, 866740), (410, 699734), (574, 499810), (604, 474985), (662, 433370), (755, 379988), (820, 349867), (1057, 271420), (1148, 249905), (1324, 216685), (1435, 199924), (1510, 189994), (1655, 173348), (2114, 135710), (2317, 123820), (2870, 99962), (3020, 94997), (3310, 86674), (4228, 67855), (4634, 61910), (5285, 54284), (5740, 49981), (6191, 46340), (6620, 43337), (9268, 30955), (10570, 27142), (11585, 24764), (12382, 23170), (13571, 21140)]