178796080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:243

約数の個数: 120

約数和(自身を含む): 452408544

約数和(自身を除く): 273612464

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 151, 152, 164, 190, 205, 302, 304, 328, 361, 380, 410, 604, 656, 722, 755, 760, 779, 820, 1208, 1444, 1510, 1520, 1558, 1640, 1805, 2416, 2869, 2888, 3020, 3116, 3280, 3610, 3895, 5738, 5776, 6040, 6191, 6232, 7220, 7790, 11476, 12080, 12382, 12464, 14345, 14440, 14801, 15580, 22952, 24764, 28690, 28880, 29602, 30955, 31160, 45904, 49528, 54511, 57380, 59204, 61910, 62320, 74005, 99056, 109022, 114760, 117629, 118408, 123820, 148010, 218044, 229520, 235258, 236816, 247640, 272555, 296020, 436088, 470516, 495280, 545110, 588145, 592040, 872176, 941032, 1090220, 1176290, 1184080, 1882064, 2180440, 2234951, 2352580, 4360880, 4469902, 4705160, 8939804, 9410320, 11174755, 17879608, 22349510, 35759216, 44699020, 89398040, 178796080]

約数ペア:

[(1, 178796080), (2, 89398040), (4, 44699020), (5, 35759216), (8, 22349510), (10, 17879608), (16, 11174755), (19, 9410320), (20, 8939804), (38, 4705160), (40, 4469902), (41, 4360880), (76, 2352580), (80, 2234951), (82, 2180440), (95, 1882064), (151, 1184080), (152, 1176290), (164, 1090220), (190, 941032), (205, 872176), (302, 592040), (304, 588145), (328, 545110), (361, 495280), (380, 470516), (410, 436088), (604, 296020), (656, 272555), (722, 247640), (755, 236816), (760, 235258), (779, 229520), (820, 218044), (1208, 148010), (1444, 123820), (1510, 118408), (1520, 117629), (1558, 114760), (1640, 109022), (1805, 99056), (2416, 74005), (2869, 62320), (2888, 61910), (3020, 59204), (3116, 57380), (3280, 54511), (3610, 49528), (3895, 45904), (5738, 31160), (5776, 30955), (6040, 29602), (6191, 28880), (6232, 28690), (7220, 24764), (7790, 22952), (11476, 15580), (12080, 14801), (12382, 14440), (12464, 14345)]