64019580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{2017}}^1$

素因数の和:2075

約数の個数: 72

約数和(自身を含む): 187480272

約数和(自身を除く): 123460692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 529, 690, 1058, 1380, 1587, 2017, 2116, 2645, 3174, 4034, 5290, 6051, 6348, 7935, 8068, 10085, 10580, 12102, 15870, 20170, 24204, 30255, 31740, 40340, 46391, 60510, 92782, 121020, 139173, 185564, 231955, 278346, 463910, 556692, 695865, 927820, 1066993, 1391730, 2133986, 2783460, 3200979, 4267972, 5334965, 6401958, 10669930, 12803916, 16004895, 21339860, 32009790, 64019580]

約数ペア:

[(1, 64019580), (2, 32009790), (3, 21339860), (4, 16004895), (5, 12803916), (6, 10669930), (10, 6401958), (12, 5334965), (15, 4267972), (20, 3200979), (23, 2783460), (30, 2133986), (46, 1391730), (60, 1066993), (69, 927820), (92, 695865), (115, 556692), (138, 463910), (230, 278346), (276, 231955), (345, 185564), (460, 139173), (529, 121020), (690, 92782), (1058, 60510), (1380, 46391), (1587, 40340), (2017, 31740), (2116, 30255), (2645, 24204), (3174, 20170), (4034, 15870), (5290, 12102), (6051, 10580), (6348, 10085), (7935, 8068)]