16529220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{401}}^1$

素因数の和:645

約数の個数: 72

約数和(自身を含む): 50483160

約数和(自身を除く): 33953940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 401, 458, 687, 802, 916, 1145, 1203, 1374, 1604, 2005, 2061, 2290, 2406, 2748, 3435, 3609, 4010, 4122, 4580, 4812, 6015, 6870, 7218, 8020, 8244, 10305, 12030, 13740, 14436, 18045, 20610, 24060, 36090, 41220, 72180, 91829, 183658, 275487, 367316, 459145, 550974, 826461, 918290, 1101948, 1377435, 1652922, 1836580, 2754870, 3305844, 4132305, 5509740, 8264610, 16529220]

約数ペア:

[(1, 16529220), (2, 8264610), (3, 5509740), (4, 4132305), (5, 3305844), (6, 2754870), (9, 1836580), (10, 1652922), (12, 1377435), (15, 1101948), (18, 918290), (20, 826461), (30, 550974), (36, 459145), (45, 367316), (60, 275487), (90, 183658), (180, 91829), (229, 72180), (401, 41220), (458, 36090), (687, 24060), (802, 20610), (916, 18045), (1145, 14436), (1203, 13740), (1374, 12030), (1604, 10305), (2005, 8244), (2061, 8020), (2290, 7218), (2406, 6870), (2748, 6015), (3435, 4812), (3609, 4580), (4010, 4122)]