643893984

素因数分解:

$2^5\times 3^2\times {\mathrm{47}}^1\times {\mathrm{47569}}^1$

素因数の和:47632

約数の個数: 72

約数和(自身を含む): 1870071840

約数和(自身を除く): 1226177856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 72, 94, 96, 141, 144, 188, 282, 288, 376, 423, 564, 752, 846, 1128, 1504, 1692, 2256, 3384, 4512, 6768, 13536, 47569, 95138, 142707, 190276, 285414, 380552, 428121, 570828, 761104, 856242, 1141656, 1522208, 1712484, 2235743, 2283312, 3424968, 4471486, 4566624, 6707229, 6849936, 8942972, 13414458, 13699872, 17885944, 20121687, 26828916, 35771888, 40243374, 53657832, 71543776, 80486748, 107315664, 160973496, 214631328, 321946992, 643893984]

約数ペア:

[(1, 643893984), (2, 321946992), (3, 214631328), (4, 160973496), (6, 107315664), (8, 80486748), (9, 71543776), (12, 53657832), (16, 40243374), (18, 35771888), (24, 26828916), (32, 20121687), (36, 17885944), (47, 13699872), (48, 13414458), (72, 8942972), (94, 6849936), (96, 6707229), (141, 4566624), (144, 4471486), (188, 3424968), (282, 2283312), (288, 2235743), (376, 1712484), (423, 1522208), (564, 1141656), (752, 856242), (846, 761104), (1128, 570828), (1504, 428121), (1692, 380552), (2256, 285414), (3384, 190276), (4512, 142707), (6768, 95138), (13536, 47569)]