2783147220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{2208847}}^1$

素因数の和:2208869

約数の個数: 72

約数和(自身を含む): 9648248064

約数和(自身を除く): 6865100844

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, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 2208847, 4417694, 6626541, 8835388, 11044235, 13253082, 15461929, 19879623, 22088470, 26506164, 30923858, 33132705, 39759246, 44176940, 46385787, 61847716, 66265410, 77309645, 79518492, 92771574, 99398115, 132530820, 139157361, 154619290, 185543148, 198796230, 231928935, 278314722, 309238580, 397592460, 463857870, 556629444, 695786805, 927715740, 1391573610, 2783147220]

約数ペア:

[(1, 2783147220), (2, 1391573610), (3, 927715740), (4, 695786805), (5, 556629444), (6, 463857870), (7, 397592460), (9, 309238580), (10, 278314722), (12, 231928935), (14, 198796230), (15, 185543148), (18, 154619290), (20, 139157361), (21, 132530820), (28, 99398115), (30, 92771574), (35, 79518492), (36, 77309645), (42, 66265410), (45, 61847716), (60, 46385787), (63, 44176940), (70, 39759246), (84, 33132705), (90, 30923858), (105, 26506164), (126, 22088470), (140, 19879623), (180, 15461929), (210, 13253082), (252, 11044235), (315, 8835388), (420, 6626541), (630, 4417694), (1260, 2208847)]