20161530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2699}}^1$

素因数の和:2795

約数の個数: 48

約数和(自身を含む): 53071200

約数和(自身を除く): 32909670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 83, 90, 166, 249, 415, 498, 747, 830, 1245, 1494, 2490, 2699, 3735, 5398, 7470, 8097, 13495, 16194, 24291, 26990, 40485, 48582, 80970, 121455, 224017, 242910, 448034, 672051, 1120085, 1344102, 2016153, 2240170, 3360255, 4032306, 6720510, 10080765, 20161530]

約数ペア:

[(1, 20161530), (2, 10080765), (3, 6720510), (5, 4032306), (6, 3360255), (9, 2240170), (10, 2016153), (15, 1344102), (18, 1120085), (30, 672051), (45, 448034), (83, 242910), (90, 224017), (166, 121455), (249, 80970), (415, 48582), (498, 40485), (747, 26990), (830, 24291), (1245, 16194), (1494, 13495), (2490, 8097), (2699, 7470), (3735, 5398)]