2129490

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1$

素因数の和:269

約数の個数: 80

約数和(自身を含む): 6272640

約数和(自身を除く): 4143150

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 81, 90, 99, 110, 135, 162, 165, 198, 239, 270, 297, 330, 405, 478, 495, 594, 717, 810, 891, 990, 1195, 1434, 1485, 1782, 2151, 2390, 2629, 2970, 3585, 4302, 4455, 5258, 6453, 7170, 7887, 8910, 10755, 12906, 13145, 15774, 19359, 21510, 23661, 26290, 32265, 38718, 39435, 47322, 64530, 70983, 78870, 96795, 118305, 141966, 193590, 212949, 236610, 354915, 425898, 709830, 1064745, 2129490]

約数ペア:

[(1, 2129490), (2, 1064745), (3, 709830), (5, 425898), (6, 354915), (9, 236610), (10, 212949), (11, 193590), (15, 141966), (18, 118305), (22, 96795), (27, 78870), (30, 70983), (33, 64530), (45, 47322), (54, 39435), (55, 38718), (66, 32265), (81, 26290), (90, 23661), (99, 21510), (110, 19359), (135, 15774), (162, 13145), (165, 12906), (198, 10755), (239, 8910), (270, 7887), (297, 7170), (330, 6453), (405, 5258), (478, 4455), (495, 4302), (594, 3585), (717, 2970), (810, 2629), (891, 2390), (990, 2151), (1195, 1782), (1434, 1485)]