642545604

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{1901}}^1$

素因数の和:2181

約数の個数: 72

約数和(自身を含む): 1671972120

約数和(自身を除く): 1029426516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 229, 246, 369, 458, 492, 687, 738, 916, 1374, 1476, 1901, 2061, 2748, 3802, 4122, 5703, 7604, 8244, 9389, 11406, 17109, 18778, 22812, 28167, 34218, 37556, 56334, 68436, 77941, 84501, 112668, 155882, 169002, 233823, 311764, 338004, 435329, 467646, 701469, 870658, 935292, 1305987, 1402938, 1741316, 2611974, 2805876, 3917961, 5223948, 7835922, 15671844, 17848489, 35696978, 53545467, 71393956, 107090934, 160636401, 214181868, 321272802, 642545604]

約数ペア:

[(1, 642545604), (2, 321272802), (3, 214181868), (4, 160636401), (6, 107090934), (9, 71393956), (12, 53545467), (18, 35696978), (36, 17848489), (41, 15671844), (82, 7835922), (123, 5223948), (164, 3917961), (229, 2805876), (246, 2611974), (369, 1741316), (458, 1402938), (492, 1305987), (687, 935292), (738, 870658), (916, 701469), (1374, 467646), (1476, 435329), (1901, 338004), (2061, 311764), (2748, 233823), (3802, 169002), (4122, 155882), (5703, 112668), (7604, 84501), (8244, 77941), (9389, 68436), (11406, 56334), (17109, 37556), (18778, 34218), (22812, 28167)]