389611920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{15761}}^1$

素因数の和:15880

約数の個数: 80

約数和(自身を含む): 1219600512

約数和(自身を除く): 829988592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 824, 1030, 1236, 1545, 1648, 2060, 2472, 3090, 4120, 4944, 6180, 8240, 12360, 15761, 24720, 31522, 47283, 63044, 78805, 94566, 126088, 157610, 189132, 236415, 252176, 315220, 378264, 472830, 630440, 756528, 945660, 1260880, 1623383, 1891320, 3246766, 3782640, 4870149, 6493532, 8116915, 9740298, 12987064, 16233830, 19480596, 24350745, 25974128, 32467660, 38961192, 48701490, 64935320, 77922384, 97402980, 129870640, 194805960, 389611920]

約数ペア:

[(1, 389611920), (2, 194805960), (3, 129870640), (4, 97402980), (5, 77922384), (6, 64935320), (8, 48701490), (10, 38961192), (12, 32467660), (15, 25974128), (16, 24350745), (20, 19480596), (24, 16233830), (30, 12987064), (40, 9740298), (48, 8116915), (60, 6493532), (80, 4870149), (103, 3782640), (120, 3246766), (206, 1891320), (240, 1623383), (309, 1260880), (412, 945660), (515, 756528), (618, 630440), (824, 472830), (1030, 378264), (1236, 315220), (1545, 252176), (1648, 236415), (2060, 189132), (2472, 157610), (3090, 126088), (4120, 94566), (4944, 78805), (6180, 63044), (8240, 47283), (12360, 31522), (15761, 24720)]