72410820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{70991}}^1$

素因数の和:71020

約数の個数: 48

約数和(自身を含む): 214679808

約数和(自身を除く): 142268988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 70991, 141982, 212973, 283964, 354955, 425946, 709910, 851892, 1064865, 1206847, 1419820, 2129730, 2413694, 3620541, 4259460, 4827388, 6034235, 7241082, 12068470, 14482164, 18102705, 24136940, 36205410, 72410820]

約数ペア:

[(1, 72410820), (2, 36205410), (3, 24136940), (4, 18102705), (5, 14482164), (6, 12068470), (10, 7241082), (12, 6034235), (15, 4827388), (17, 4259460), (20, 3620541), (30, 2413694), (34, 2129730), (51, 1419820), (60, 1206847), (68, 1064865), (85, 851892), (102, 709910), (170, 425946), (204, 354955), (255, 283964), (340, 212973), (510, 141982), (1020, 70991)]