290495844

素因数分解:

$2^2\times 3^2\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:769

約数の個数: 72

約数和(自身を含む): 747656000

約数和(自身を除く): 457160156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 103, 157, 206, 309, 314, 412, 471, 499, 618, 628, 927, 942, 998, 1236, 1413, 1497, 1854, 1884, 1996, 2826, 2994, 3708, 4491, 5652, 5988, 8982, 16171, 17964, 32342, 48513, 51397, 64684, 78343, 97026, 102794, 145539, 154191, 156686, 194052, 205588, 235029, 291078, 308382, 313372, 462573, 470058, 582156, 616764, 705087, 925146, 940116, 1410174, 1850292, 2820348, 8069329, 16138658, 24207987, 32277316, 48415974, 72623961, 96831948, 145247922, 290495844]

約数ペア:

[(1, 290495844), (2, 145247922), (3, 96831948), (4, 72623961), (6, 48415974), (9, 32277316), (12, 24207987), (18, 16138658), (36, 8069329), (103, 2820348), (157, 1850292), (206, 1410174), (309, 940116), (314, 925146), (412, 705087), (471, 616764), (499, 582156), (618, 470058), (628, 462573), (927, 313372), (942, 308382), (998, 291078), (1236, 235029), (1413, 205588), (1497, 194052), (1854, 156686), (1884, 154191), (1996, 145539), (2826, 102794), (2994, 97026), (3708, 78343), (4491, 64684), (5652, 51397), (5988, 48513), (8982, 32342), (16171, 17964)]