70726480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{449}}^1$

素因数の和:652

約数の個数: 80

約数和(自身を含む): 180792000

約数和(自身を除く): 110065520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 179, 220, 358, 440, 449, 716, 880, 895, 898, 1432, 1790, 1796, 1969, 2245, 2864, 3580, 3592, 3938, 4490, 4939, 7160, 7184, 7876, 8980, 9845, 9878, 14320, 15752, 17960, 19690, 19756, 24695, 31504, 35920, 39380, 39512, 49390, 78760, 79024, 80371, 98780, 157520, 160742, 197560, 321484, 395120, 401855, 642968, 803710, 884081, 1285936, 1607420, 1768162, 3214840, 3536324, 4420405, 6429680, 7072648, 8840810, 14145296, 17681620, 35363240, 70726480]

約数ペア:

[(1, 70726480), (2, 35363240), (4, 17681620), (5, 14145296), (8, 8840810), (10, 7072648), (11, 6429680), (16, 4420405), (20, 3536324), (22, 3214840), (40, 1768162), (44, 1607420), (55, 1285936), (80, 884081), (88, 803710), (110, 642968), (176, 401855), (179, 395120), (220, 321484), (358, 197560), (440, 160742), (449, 157520), (716, 98780), (880, 80371), (895, 79024), (898, 78760), (1432, 49390), (1790, 39512), (1796, 39380), (1969, 35920), (2245, 31504), (2864, 24695), (3580, 19756), (3592, 19690), (3938, 17960), (4490, 15752), (4939, 14320), (7160, 9878), (7184, 9845), (7876, 8980)]