123437920

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{719}}^1$

素因数の和:800

約数の個数: 96

約数和(自身を含む): 310262400

約数和(自身を除く): 186824480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 37, 40, 58, 74, 80, 116, 145, 148, 160, 185, 232, 290, 296, 370, 464, 580, 592, 719, 740, 928, 1073, 1160, 1184, 1438, 1480, 2146, 2320, 2876, 2960, 3595, 4292, 4640, 5365, 5752, 5920, 7190, 8584, 10730, 11504, 14380, 17168, 20851, 21460, 23008, 26603, 28760, 34336, 41702, 42920, 53206, 57520, 83404, 85840, 104255, 106412, 115040, 133015, 166808, 171680, 208510, 212824, 266030, 333616, 417020, 425648, 532060, 667232, 771487, 834040, 851296, 1064120, 1542974, 1668080, 2128240, 3085948, 3336160, 3857435, 4256480, 6171896, 7714870, 12343792, 15429740, 24687584, 30859480, 61718960, 123437920]

約数ペア:

[(1, 123437920), (2, 61718960), (4, 30859480), (5, 24687584), (8, 15429740), (10, 12343792), (16, 7714870), (20, 6171896), (29, 4256480), (32, 3857435), (37, 3336160), (40, 3085948), (58, 2128240), (74, 1668080), (80, 1542974), (116, 1064120), (145, 851296), (148, 834040), (160, 771487), (185, 667232), (232, 532060), (290, 425648), (296, 417020), (370, 333616), (464, 266030), (580, 212824), (592, 208510), (719, 171680), (740, 166808), (928, 133015), (1073, 115040), (1160, 106412), (1184, 104255), (1438, 85840), (1480, 83404), (2146, 57520), (2320, 53206), (2876, 42920), (2960, 41702), (3595, 34336), (4292, 28760), (4640, 26603), (5365, 23008), (5752, 21460), (5920, 20851), (7190, 17168), (8584, 14380), (10730, 11504)]