28627440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1181}}^1$

素因数の和:1298

約数の個数: 80

約数和(自身を含む): 89699616

約数和(自身を除く): 61072176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 101, 120, 202, 240, 303, 404, 505, 606, 808, 1010, 1181, 1212, 1515, 1616, 2020, 2362, 2424, 3030, 3543, 4040, 4724, 4848, 5905, 6060, 7086, 8080, 9448, 11810, 12120, 14172, 17715, 18896, 23620, 24240, 28344, 35430, 47240, 56688, 70860, 94480, 119281, 141720, 238562, 283440, 357843, 477124, 596405, 715686, 954248, 1192810, 1431372, 1789215, 1908496, 2385620, 2862744, 3578430, 4771240, 5725488, 7156860, 9542480, 14313720, 28627440]

約数ペア:

[(1, 28627440), (2, 14313720), (3, 9542480), (4, 7156860), (5, 5725488), (6, 4771240), (8, 3578430), (10, 2862744), (12, 2385620), (15, 1908496), (16, 1789215), (20, 1431372), (24, 1192810), (30, 954248), (40, 715686), (48, 596405), (60, 477124), (80, 357843), (101, 283440), (120, 238562), (202, 141720), (240, 119281), (303, 94480), (404, 70860), (505, 56688), (606, 47240), (808, 35430), (1010, 28344), (1181, 24240), (1212, 23620), (1515, 18896), (1616, 17715), (2020, 14172), (2362, 12120), (2424, 11810), (3030, 9448), (3543, 8080), (4040, 7086), (4724, 6060), (4848, 5905)]