15428630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^2$

素因数の和:118

約数の個数: 72

約数和(自身を含む): 34645968

約数和(自身を除く): 19217338

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 37, 46, 49, 70, 74, 98, 115, 161, 185, 230, 245, 259, 322, 370, 490, 518, 805, 851, 1127, 1295, 1369, 1610, 1702, 1813, 2254, 2590, 2738, 3626, 4255, 5635, 5957, 6845, 8510, 9065, 9583, 11270, 11914, 13690, 18130, 19166, 29785, 31487, 41699, 47915, 59570, 62974, 67081, 83398, 95830, 134162, 157435, 208495, 220409, 314870, 335405, 416990, 440818, 670810, 1102045, 1542863, 2204090, 3085726, 7714315, 15428630]

約数ペア:

[(1, 15428630), (2, 7714315), (5, 3085726), (7, 2204090), (10, 1542863), (14, 1102045), (23, 670810), (35, 440818), (37, 416990), (46, 335405), (49, 314870), (70, 220409), (74, 208495), (98, 157435), (115, 134162), (161, 95830), (185, 83398), (230, 67081), (245, 62974), (259, 59570), (322, 47915), (370, 41699), (490, 31487), (518, 29785), (805, 19166), (851, 18130), (1127, 13690), (1295, 11914), (1369, 11270), (1610, 9583), (1702, 9065), (1813, 8510), (2254, 6845), (2590, 5957), (2738, 5635), (3626, 4255)]