31588020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1553}}^1$

素因数の和:1681

約数の個数: 72

約数和(自身を含む): 96727176

約数和(自身を除く): 65139156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 113, 180, 226, 339, 452, 565, 678, 1017, 1130, 1356, 1553, 1695, 2034, 2260, 3106, 3390, 4068, 4659, 5085, 6212, 6780, 7765, 9318, 10170, 13977, 15530, 18636, 20340, 23295, 27954, 31060, 46590, 55908, 69885, 93180, 139770, 175489, 279540, 350978, 526467, 701956, 877445, 1052934, 1579401, 1754890, 2105868, 2632335, 3158802, 3509780, 5264670, 6317604, 7897005, 10529340, 15794010, 31588020]

約数ペア:

[(1, 31588020), (2, 15794010), (3, 10529340), (4, 7897005), (5, 6317604), (6, 5264670), (9, 3509780), (10, 3158802), (12, 2632335), (15, 2105868), (18, 1754890), (20, 1579401), (30, 1052934), (36, 877445), (45, 701956), (60, 526467), (90, 350978), (113, 279540), (180, 175489), (226, 139770), (339, 93180), (452, 69885), (565, 55908), (678, 46590), (1017, 31060), (1130, 27954), (1356, 23295), (1553, 20340), (1695, 18636), (2034, 15530), (2260, 13977), (3106, 10170), (3390, 9318), (4068, 7765), (4659, 6780), (5085, 6212)]