639551472

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{1013}}^1\times {\mathrm{1879}}^1$

素因数の和:2910

約数の個数: 80

約数和(自身を含む): 1891069440

約数和(自身を除く): 1251517968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 1013, 1879, 2026, 3039, 3758, 4052, 5637, 6078, 7091, 7516, 8104, 11274, 12156, 13153, 14182, 15032, 16208, 21273, 22548, 24312, 26306, 28364, 30064, 39459, 42546, 45096, 48624, 52612, 56728, 78918, 85092, 90192, 105224, 113456, 157836, 170184, 210448, 315672, 340368, 631344, 1903427, 3806854, 5710281, 7613708, 11420562, 13323989, 15227416, 22841124, 26647978, 30454832, 39971967, 45682248, 53295956, 79943934, 91364496, 106591912, 159887868, 213183824, 319775736, 639551472]

約数ペア:

[(1, 639551472), (2, 319775736), (3, 213183824), (4, 159887868), (6, 106591912), (7, 91364496), (8, 79943934), (12, 53295956), (14, 45682248), (16, 39971967), (21, 30454832), (24, 26647978), (28, 22841124), (42, 15227416), (48, 13323989), (56, 11420562), (84, 7613708), (112, 5710281), (168, 3806854), (336, 1903427), (1013, 631344), (1879, 340368), (2026, 315672), (3039, 210448), (3758, 170184), (4052, 157836), (5637, 113456), (6078, 105224), (7091, 90192), (7516, 85092), (8104, 78918), (11274, 56728), (12156, 52612), (13153, 48624), (14182, 45096), (15032, 42546), (16208, 39459), (21273, 30064), (22548, 28364), (24312, 26306)]