72111760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2111}}^1$

素因数の和:2192

約数の個数: 80

約数和(自身を含む): 194844672

約数和(自身を除く): 122732912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 560, 610, 854, 976, 1220, 1708, 2111, 2135, 2440, 3416, 4222, 4270, 4880, 6832, 8444, 8540, 10555, 14777, 16888, 17080, 21110, 29554, 33776, 34160, 42220, 59108, 73885, 84440, 118216, 128771, 147770, 168880, 236432, 257542, 295540, 515084, 591080, 643855, 901397, 1030168, 1182160, 1287710, 1802794, 2060336, 2575420, 3605588, 4506985, 5150840, 7211176, 9013970, 10301680, 14422352, 18027940, 36055880, 72111760]

約数ペア:

[(1, 72111760), (2, 36055880), (4, 18027940), (5, 14422352), (7, 10301680), (8, 9013970), (10, 7211176), (14, 5150840), (16, 4506985), (20, 3605588), (28, 2575420), (35, 2060336), (40, 1802794), (56, 1287710), (61, 1182160), (70, 1030168), (80, 901397), (112, 643855), (122, 591080), (140, 515084), (244, 295540), (280, 257542), (305, 236432), (427, 168880), (488, 147770), (560, 128771), (610, 118216), (854, 84440), (976, 73885), (1220, 59108), (1708, 42220), (2111, 34160), (2135, 33776), (2440, 29554), (3416, 21110), (4222, 17080), (4270, 16888), (4880, 14777), (6832, 10555), (8444, 8540)]