204045075

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1$

素因数の和:395

約数の個数: 120

約数和(自身を含む): 425993568

約数和(自身を除く): 221948493

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 27, 39, 45, 65, 69, 75, 81, 115, 117, 135, 195, 207, 225, 299, 325, 337, 345, 351, 405, 575, 585, 621, 675, 897, 975, 1011, 1035, 1053, 1495, 1685, 1725, 1755, 1863, 2025, 2691, 2925, 3033, 3105, 4381, 4485, 5055, 5175, 5265, 7475, 7751, 8073, 8425, 8775, 9099, 9315, 13143, 13455, 15165, 15525, 21905, 22425, 23253, 24219, 25275, 26325, 27297, 38755, 39429, 40365, 45495, 46575, 65715, 67275, 69759, 75825, 100763, 109525, 116265, 118287, 121095, 136485, 193775, 197145, 201825, 209277, 227475, 302289, 328575, 348795, 354861, 503815, 581325, 591435, 605475, 627831, 682425, 906867, 985725, 1046385, 1511445, 1743975, 1774305, 2519075, 2720601, 2957175, 3139155, 4534335, 5231925, 7557225, 8161803, 8871525, 13603005, 15695775, 22671675, 40809015, 68015025, 204045075]

約数ペア:

[(1, 204045075), (3, 68015025), (5, 40809015), (9, 22671675), (13, 15695775), (15, 13603005), (23, 8871525), (25, 8161803), (27, 7557225), (39, 5231925), (45, 4534335), (65, 3139155), (69, 2957175), (75, 2720601), (81, 2519075), (115, 1774305), (117, 1743975), (135, 1511445), (195, 1046385), (207, 985725), (225, 906867), (299, 682425), (325, 627831), (337, 605475), (345, 591435), (351, 581325), (405, 503815), (575, 354861), (585, 348795), (621, 328575), (675, 302289), (897, 227475), (975, 209277), (1011, 201825), (1035, 197145), (1053, 193775), (1495, 136485), (1685, 121095), (1725, 118287), (1755, 116265), (1863, 109525), (2025, 100763), (2691, 75825), (2925, 69759), (3033, 67275), (3105, 65715), (4381, 46575), (4485, 45495), (5055, 40365), (5175, 39429), (5265, 38755), (7475, 27297), (7751, 26325), (8073, 25275), (8425, 24219), (8775, 23253), (9099, 22425), (9315, 21905), (13143, 15525), (13455, 15165)]