220659075

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{829}}^1$

素因数の和:878

約数の個数: 108

約数和(自身を含む): 489693360

約数和(自身を除く): 269034285

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 117, 169, 175, 195, 225, 273, 315, 325, 455, 507, 525, 585, 819, 829, 845, 975, 1183, 1365, 1521, 1575, 2275, 2487, 2535, 2925, 3549, 4095, 4145, 4225, 5803, 5915, 6825, 7461, 7605, 10647, 10777, 12435, 12675, 17409, 17745, 20475, 20725, 29015, 29575, 32331, 37305, 38025, 52227, 53235, 53885, 62175, 75439, 87045, 88725, 96993, 140101, 145075, 161655, 186525, 226317, 261135, 266175, 269425, 377195, 420303, 435225, 484965, 678951, 700505, 808275, 980707, 1131585, 1260909, 1305675, 1885975, 2101515, 2424825, 2942121, 3394755, 3502525, 4903535, 5657925, 6304545, 8826363, 10507575, 14710605, 16973775, 24517675, 31522725, 44131815, 73553025, 220659075]

約数ペア:

[(1, 220659075), (3, 73553025), (5, 44131815), (7, 31522725), (9, 24517675), (13, 16973775), (15, 14710605), (21, 10507575), (25, 8826363), (35, 6304545), (39, 5657925), (45, 4903535), (63, 3502525), (65, 3394755), (75, 2942121), (91, 2424825), (105, 2101515), (117, 1885975), (169, 1305675), (175, 1260909), (195, 1131585), (225, 980707), (273, 808275), (315, 700505), (325, 678951), (455, 484965), (507, 435225), (525, 420303), (585, 377195), (819, 269425), (829, 266175), (845, 261135), (975, 226317), (1183, 186525), (1365, 161655), (1521, 145075), (1575, 140101), (2275, 96993), (2487, 88725), (2535, 87045), (2925, 75439), (3549, 62175), (4095, 53885), (4145, 53235), (4225, 52227), (5803, 38025), (5915, 37305), (6825, 32331), (7461, 29575), (7605, 29015), (10647, 20725), (10777, 20475), (12435, 17745), (12675, 17409)]