319178480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{719}}^1$

素因数の和:942

約数の個数: 80

約数和(自身を含む): 771379200

約数和(自身を除く): 452200720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 179, 248, 310, 358, 496, 620, 716, 719, 895, 1240, 1432, 1438, 1790, 2480, 2864, 2876, 3580, 3595, 5549, 5752, 7160, 7190, 11098, 11504, 14320, 14380, 22196, 22289, 27745, 28760, 44392, 44578, 55490, 57520, 88784, 89156, 110980, 111445, 128701, 178312, 221960, 222890, 257402, 356624, 443920, 445780, 514804, 643505, 891560, 1029608, 1287010, 1783120, 2059216, 2574020, 3989731, 5148040, 7979462, 10296080, 15958924, 19948655, 31917848, 39897310, 63835696, 79794620, 159589240, 319178480]

約数ペア:

[(1, 319178480), (2, 159589240), (4, 79794620), (5, 63835696), (8, 39897310), (10, 31917848), (16, 19948655), (20, 15958924), (31, 10296080), (40, 7979462), (62, 5148040), (80, 3989731), (124, 2574020), (155, 2059216), (179, 1783120), (248, 1287010), (310, 1029608), (358, 891560), (496, 643505), (620, 514804), (716, 445780), (719, 443920), (895, 356624), (1240, 257402), (1432, 222890), (1438, 221960), (1790, 178312), (2480, 128701), (2864, 111445), (2876, 110980), (3580, 89156), (3595, 88784), (5549, 57520), (5752, 55490), (7160, 44578), (7190, 44392), (11098, 28760), (11504, 27745), (14320, 22289), (14380, 22196)]