40247160

素因数分解:

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

素因数の和:321

約数の個数: 128

約数和(自身を含む): 129729600

約数和(自身を除く): 89482440

約数列:

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

約数ペア:

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