639699648

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{11069}}^1$

素因数の和:11134

約数の個数: 112

約数和(自身を含む): 1979493120

約数和(自身を除く): 1339793472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 43, 48, 56, 64, 84, 86, 96, 112, 129, 168, 172, 192, 224, 258, 301, 336, 344, 448, 516, 602, 672, 688, 903, 1032, 1204, 1344, 1376, 1806, 2064, 2408, 2752, 3612, 4128, 4816, 7224, 8256, 9632, 11069, 14448, 19264, 22138, 28896, 33207, 44276, 57792, 66414, 77483, 88552, 132828, 154966, 177104, 232449, 265656, 309932, 354208, 464898, 475967, 531312, 619864, 708416, 929796, 951934, 1062624, 1239728, 1427901, 1859592, 1903868, 2125248, 2479456, 2855802, 3331769, 3719184, 3807736, 4958912, 5711604, 6663538, 7438368, 7615472, 9995307, 11423208, 13327076, 14876736, 15230944, 19990614, 22846416, 26654152, 30461888, 39981228, 45692832, 53308304, 79962456, 91385664, 106616608, 159924912, 213233216, 319849824, 639699648]

約数ペア:

[(1, 639699648), (2, 319849824), (3, 213233216), (4, 159924912), (6, 106616608), (7, 91385664), (8, 79962456), (12, 53308304), (14, 45692832), (16, 39981228), (21, 30461888), (24, 26654152), (28, 22846416), (32, 19990614), (42, 15230944), (43, 14876736), (48, 13327076), (56, 11423208), (64, 9995307), (84, 7615472), (86, 7438368), (96, 6663538), (112, 5711604), (129, 4958912), (168, 3807736), (172, 3719184), (192, 3331769), (224, 2855802), (258, 2479456), (301, 2125248), (336, 1903868), (344, 1859592), (448, 1427901), (516, 1239728), (602, 1062624), (672, 951934), (688, 929796), (903, 708416), (1032, 619864), (1204, 531312), (1344, 475967), (1376, 464898), (1806, 354208), (2064, 309932), (2408, 265656), (2752, 232449), (3612, 177104), (4128, 154966), (4816, 132828), (7224, 88552), (8256, 77483), (9632, 66414), (11069, 57792), (14448, 44276), (19264, 33207), (22138, 28896)]