30258928

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:222

約数の個数: 80

約数和(自身を含む): 70360576

約数和(自身を除く): 40101648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 61, 86, 103, 112, 122, 172, 206, 244, 301, 344, 412, 427, 488, 602, 688, 721, 824, 854, 976, 1204, 1442, 1648, 1708, 2408, 2623, 2884, 3416, 4429, 4816, 5246, 5768, 6283, 6832, 8858, 10492, 11536, 12566, 17716, 18361, 20984, 25132, 31003, 35432, 36722, 41968, 43981, 50264, 62006, 70864, 73444, 87962, 100528, 124012, 146888, 175924, 248024, 270169, 293776, 351848, 496048, 540338, 703696, 1080676, 1891183, 2161352, 3782366, 4322704, 7564732, 15129464, 30258928]

約数ペア:

[(1, 30258928), (2, 15129464), (4, 7564732), (7, 4322704), (8, 3782366), (14, 2161352), (16, 1891183), (28, 1080676), (43, 703696), (56, 540338), (61, 496048), (86, 351848), (103, 293776), (112, 270169), (122, 248024), (172, 175924), (206, 146888), (244, 124012), (301, 100528), (344, 87962), (412, 73444), (427, 70864), (488, 62006), (602, 50264), (688, 43981), (721, 41968), (824, 36722), (854, 35432), (976, 31003), (1204, 25132), (1442, 20984), (1648, 18361), (1708, 17716), (2408, 12566), (2623, 11536), (2884, 10492), (3416, 8858), (4429, 6832), (4816, 6283), (5246, 5768)]