78915660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{3313}}^1$

素因数の和:3722

約数の個数: 48

約数和(自身を含む): 221587296

約数和(自身を除く): 142671636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 397, 794, 1191, 1588, 1985, 2382, 3313, 3970, 4764, 5955, 6626, 7940, 9939, 11910, 13252, 16565, 19878, 23820, 33130, 39756, 49695, 66260, 99390, 198780, 1315261, 2630522, 3945783, 5261044, 6576305, 7891566, 13152610, 15783132, 19728915, 26305220, 39457830, 78915660]

約数ペア:

[(1, 78915660), (2, 39457830), (3, 26305220), (4, 19728915), (5, 15783132), (6, 13152610), (10, 7891566), (12, 6576305), (15, 5261044), (20, 3945783), (30, 2630522), (60, 1315261), (397, 198780), (794, 99390), (1191, 66260), (1588, 49695), (1985, 39756), (2382, 33130), (3313, 23820), (3970, 19878), (4764, 16565), (5955, 13252), (6626, 11910), (7940, 9939)]