80494320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:323

約数の個数: 160

約数和(自身を含む): 268107840

約数和(自身を除く): 187613520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 109, 120, 136, 170, 181, 204, 218, 240, 255, 272, 327, 340, 362, 408, 436, 510, 543, 545, 654, 680, 724, 816, 872, 905, 1020, 1086, 1090, 1308, 1360, 1448, 1635, 1744, 1810, 1853, 2040, 2172, 2180, 2616, 2715, 2896, 3077, 3270, 3620, 3706, 4080, 4344, 4360, 5232, 5430, 5559, 6154, 6540, 7240, 7412, 8688, 8720, 9231, 9265, 10860, 11118, 12308, 13080, 14480, 14824, 15385, 18462, 18530, 19729, 21720, 22236, 24616, 26160, 27795, 29648, 30770, 36924, 37060, 39458, 43440, 44472, 46155, 49232, 55590, 59187, 61540, 73848, 74120, 78916, 88944, 92310, 98645, 111180, 118374, 123080, 147696, 148240, 157832, 184620, 197290, 222360, 236748, 246160, 295935, 315664, 335393, 369240, 394580, 444720, 473496, 591870, 670786, 738480, 789160, 946992, 1006179, 1183740, 1341572, 1578320, 1676965, 2012358, 2367480, 2683144, 3353930, 4024716, 4734960, 5030895, 5366288, 6707860, 8049432, 10061790, 13415720, 16098864, 20123580, 26831440, 40247160, 80494320]

約数ペア:

[(1, 80494320), (2, 40247160), (3, 26831440), (4, 20123580), (5, 16098864), (6, 13415720), (8, 10061790), (10, 8049432), (12, 6707860), (15, 5366288), (16, 5030895), (17, 4734960), (20, 4024716), (24, 3353930), (30, 2683144), (34, 2367480), (40, 2012358), (48, 1676965), (51, 1578320), (60, 1341572), (68, 1183740), (80, 1006179), (85, 946992), (102, 789160), (109, 738480), (120, 670786), (136, 591870), (170, 473496), (181, 444720), (204, 394580), (218, 369240), (240, 335393), (255, 315664), (272, 295935), (327, 246160), (340, 236748), (362, 222360), (408, 197290), (436, 184620), (510, 157832), (543, 148240), (545, 147696), (654, 123080), (680, 118374), (724, 111180), (816, 98645), (872, 92310), (905, 88944), (1020, 78916), (1086, 74120), (1090, 73848), (1308, 61540), (1360, 59187), (1448, 55590), (1635, 49232), (1744, 46155), (1810, 44472), (1853, 43440), (2040, 39458), (2172, 37060), (2180, 36924), (2616, 30770), (2715, 29648), (2896, 27795), (3077, 26160), (3270, 24616), (3620, 22236), (3706, 21720), (4080, 19729), (4344, 18530), (4360, 18462), (5232, 15385), (5430, 14824), (5559, 14480), (6154, 13080), (6540, 12308), (7240, 11118), (7412, 10860), (8688, 9265), (8720, 9231)]