642979380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{564017}}^1$

素因数の和:564048

約数の個数: 48

約数和(自身を含む): 1895100480

約数和(自身を除く): 1252121100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 564017, 1128034, 1692051, 2256068, 2820085, 3384102, 5640170, 6768204, 8460255, 10716323, 11280340, 16920510, 21432646, 32148969, 33841020, 42865292, 53581615, 64297938, 107163230, 128595876, 160744845, 214326460, 321489690, 642979380]

約数ペア:

[(1, 642979380), (2, 321489690), (3, 214326460), (4, 160744845), (5, 128595876), (6, 107163230), (10, 64297938), (12, 53581615), (15, 42865292), (19, 33841020), (20, 32148969), (30, 21432646), (38, 16920510), (57, 11280340), (60, 10716323), (76, 8460255), (95, 6768204), (114, 5640170), (190, 3384102), (228, 2820085), (285, 2256068), (380, 1692051), (570, 1128034), (1140, 564017)]