30303980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{929}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 73120320

約数和(自身を除く): 42816340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 233, 466, 929, 932, 1165, 1631, 1858, 2330, 3262, 3716, 4645, 4660, 6503, 6524, 8155, 9290, 13006, 16310, 18580, 26012, 32515, 32620, 65030, 130060, 216457, 432914, 865828, 1082285, 1515199, 2164570, 3030398, 4329140, 6060796, 7575995, 15151990, 30303980]

約数ペア:

[(1, 30303980), (2, 15151990), (4, 7575995), (5, 6060796), (7, 4329140), (10, 3030398), (14, 2164570), (20, 1515199), (28, 1082285), (35, 865828), (70, 432914), (140, 216457), (233, 130060), (466, 65030), (929, 32620), (932, 32515), (1165, 26012), (1631, 18580), (1858, 16310), (2330, 13006), (3262, 9290), (3716, 8155), (4645, 6524), (4660, 6503)]