55801620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{661}}^1$

素因数の和:750

約数の個数: 144

約数和(自身を含む): 196629888

約数和(自身を除く): 140828268

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, 67, 70, 84, 90, 105, 126, 134, 140, 180, 201, 210, 252, 268, 315, 335, 402, 420, 469, 603, 630, 661, 670, 804, 938, 1005, 1206, 1260, 1322, 1340, 1407, 1876, 1983, 2010, 2345, 2412, 2644, 2814, 3015, 3305, 3966, 4020, 4221, 4627, 4690, 5628, 5949, 6030, 6610, 7035, 7932, 8442, 9254, 9380, 9915, 11898, 12060, 13220, 13881, 14070, 16884, 18508, 19830, 21105, 23135, 23796, 27762, 28140, 29745, 39660, 41643, 42210, 44287, 46270, 55524, 59490, 69405, 83286, 84420, 88574, 92540, 118980, 132861, 138810, 166572, 177148, 208215, 221435, 265722, 277620, 310009, 398583, 416430, 442870, 531444, 620018, 664305, 797166, 832860, 885740, 930027, 1240036, 1328610, 1550045, 1594332, 1860054, 1992915, 2657220, 2790081, 3100090, 3720108, 3985830, 4650135, 5580162, 6200180, 7971660, 9300270, 11160324, 13950405, 18600540, 27900810, 55801620]

約数ペア:

[(1, 55801620), (2, 27900810), (3, 18600540), (4, 13950405), (5, 11160324), (6, 9300270), (7, 7971660), (9, 6200180), (10, 5580162), (12, 4650135), (14, 3985830), (15, 3720108), (18, 3100090), (20, 2790081), (21, 2657220), (28, 1992915), (30, 1860054), (35, 1594332), (36, 1550045), (42, 1328610), (45, 1240036), (60, 930027), (63, 885740), (67, 832860), (70, 797166), (84, 664305), (90, 620018), (105, 531444), (126, 442870), (134, 416430), (140, 398583), (180, 310009), (201, 277620), (210, 265722), (252, 221435), (268, 208215), (315, 177148), (335, 166572), (402, 138810), (420, 132861), (469, 118980), (603, 92540), (630, 88574), (661, 84420), (670, 83286), (804, 69405), (938, 59490), (1005, 55524), (1206, 46270), (1260, 44287), (1322, 42210), (1340, 41643), (1407, 39660), (1876, 29745), (1983, 28140), (2010, 27762), (2345, 23796), (2412, 23135), (2644, 21105), (2814, 19830), (3015, 18508), (3305, 16884), (3966, 14070), (4020, 13881), (4221, 13220), (4627, 12060), (4690, 11898), (5628, 9915), (5949, 9380), (6030, 9254), (6610, 8442), (7035, 7932)]