2123454990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1579}}^1\times {\mathrm{1949}}^1$

素因数の和:3561

約数の個数: 64

約数和(自身を含む): 5323968000

約数和(自身を除く): 3200513010

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 1579, 1949, 3158, 3898, 4737, 5847, 7895, 9474, 9745, 11694, 15790, 19490, 23685, 29235, 36317, 44827, 47370, 58470, 72634, 89654, 108951, 134481, 181585, 217902, 224135, 268962, 363170, 448270, 544755, 672405, 1089510, 1344810, 3077471, 6154942, 9232413, 15387355, 18464826, 30774710, 46162065, 70781833, 92324130, 141563666, 212345499, 353909165, 424690998, 707818330, 1061727495, 2123454990]

約数ペア:

[(1, 2123454990), (2, 1061727495), (3, 707818330), (5, 424690998), (6, 353909165), (10, 212345499), (15, 141563666), (23, 92324130), (30, 70781833), (46, 46162065), (69, 30774710), (115, 18464826), (138, 15387355), (230, 9232413), (345, 6154942), (690, 3077471), (1579, 1344810), (1949, 1089510), (3158, 672405), (3898, 544755), (4737, 448270), (5847, 363170), (7895, 268962), (9474, 224135), (9745, 217902), (11694, 181585), (15790, 134481), (19490, 108951), (23685, 89654), (29235, 72634), (36317, 58470), (44827, 47370)]