85784580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{661}}^1$

素因数の和:786

約数の個数: 144

約数和(自身を含む): 300728064

約数和(自身を除く): 214943484

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 103, 105, 126, 140, 180, 206, 210, 252, 309, 315, 412, 420, 515, 618, 630, 661, 721, 927, 1030, 1236, 1260, 1322, 1442, 1545, 1854, 1983, 2060, 2163, 2644, 2884, 3090, 3305, 3605, 3708, 3966, 4326, 4627, 4635, 5949, 6180, 6489, 6610, 7210, 7932, 8652, 9254, 9270, 9915, 10815, 11898, 12978, 13220, 13881, 14420, 18508, 18540, 19830, 21630, 23135, 23796, 25956, 27762, 29745, 32445, 39660, 41643, 43260, 46270, 55524, 59490, 64890, 68083, 69405, 83286, 92540, 118980, 129780, 136166, 138810, 166572, 204249, 208215, 272332, 277620, 340415, 408498, 416430, 476581, 612747, 680830, 816996, 832860, 953162, 1021245, 1225494, 1361660, 1429743, 1906324, 2042490, 2382905, 2450988, 2859486, 3063735, 4084980, 4289229, 4765810, 5718972, 6127470, 7148715, 8578458, 9531620, 12254940, 14297430, 17156916, 21446145, 28594860, 42892290, 85784580]

約数ペア:

[(1, 85784580), (2, 42892290), (3, 28594860), (4, 21446145), (5, 17156916), (6, 14297430), (7, 12254940), (9, 9531620), (10, 8578458), (12, 7148715), (14, 6127470), (15, 5718972), (18, 4765810), (20, 4289229), (21, 4084980), (28, 3063735), (30, 2859486), (35, 2450988), (36, 2382905), (42, 2042490), (45, 1906324), (60, 1429743), (63, 1361660), (70, 1225494), (84, 1021245), (90, 953162), (103, 832860), (105, 816996), (126, 680830), (140, 612747), (180, 476581), (206, 416430), (210, 408498), (252, 340415), (309, 277620), (315, 272332), (412, 208215), (420, 204249), (515, 166572), (618, 138810), (630, 136166), (661, 129780), (721, 118980), (927, 92540), (1030, 83286), (1236, 69405), (1260, 68083), (1322, 64890), (1442, 59490), (1545, 55524), (1854, 46270), (1983, 43260), (2060, 41643), (2163, 39660), (2644, 32445), (2884, 29745), (3090, 27762), (3305, 25956), (3605, 23796), (3708, 23135), (3966, 21630), (4326, 19830), (4627, 18540), (4635, 18508), (5949, 14420), (6180, 13881), (6489, 13220), (6610, 12978), (7210, 11898), (7932, 10815), (8652, 9915), (9254, 9270)]