51290820

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{4523}}^1$

素因数の和:4551

約数の個数: 120

約数和(自身を含む): 183927744

約数和(自身を除く): 132636924

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 4523, 5670, 9046, 11340, 13569, 18092, 22615, 27138, 31661, 40707, 45230, 54276, 63322, 67845, 81414, 90460, 94983, 122121, 126644, 135690, 158305, 162828, 189966, 203535, 244242, 271380, 284949, 316610, 366363, 379932, 407070, 474915, 488484, 569898, 610605, 633220, 732726, 814140, 854847, 949830, 1139796, 1221210, 1424745, 1465452, 1709694, 1831815, 1899660, 2442420, 2564541, 2849490, 3419388, 3663630, 4274235, 5129082, 5698980, 7327260, 8548470, 10258164, 12822705, 17096940, 25645410, 51290820]

約数ペア:

[(1, 51290820), (2, 25645410), (3, 17096940), (4, 12822705), (5, 10258164), (6, 8548470), (7, 7327260), (9, 5698980), (10, 5129082), (12, 4274235), (14, 3663630), (15, 3419388), (18, 2849490), (20, 2564541), (21, 2442420), (27, 1899660), (28, 1831815), (30, 1709694), (35, 1465452), (36, 1424745), (42, 1221210), (45, 1139796), (54, 949830), (60, 854847), (63, 814140), (70, 732726), (81, 633220), (84, 610605), (90, 569898), (105, 488484), (108, 474915), (126, 407070), (135, 379932), (140, 366363), (162, 316610), (180, 284949), (189, 271380), (210, 244242), (252, 203535), (270, 189966), (315, 162828), (324, 158305), (378, 135690), (405, 126644), (420, 122121), (540, 94983), (567, 90460), (630, 81414), (756, 67845), (810, 63322), (945, 54276), (1134, 45230), (1260, 40707), (1620, 31661), (1890, 27138), (2268, 22615), (2835, 18092), (3780, 13569), (4523, 11340), (5670, 9046)]