217557240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{13043}}^1$

素因数の和:13196

約数の個数: 64

約数和(自身を含む): 657417600

約数和(自身を除く): 439860360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 4170, 5560, 8340, 13043, 16680, 26086, 39129, 52172, 65215, 78258, 104344, 130430, 156516, 195645, 260860, 313032, 391290, 521720, 782580, 1565160, 1812977, 3625954, 5438931, 7251908, 9064885, 10877862, 14503816, 18129770, 21755724, 27194655, 36259540, 43511448, 54389310, 72519080, 108778620, 217557240]

約数ペア:

[(1, 217557240), (2, 108778620), (3, 72519080), (4, 54389310), (5, 43511448), (6, 36259540), (8, 27194655), (10, 21755724), (12, 18129770), (15, 14503816), (20, 10877862), (24, 9064885), (30, 7251908), (40, 5438931), (60, 3625954), (120, 1812977), (139, 1565160), (278, 782580), (417, 521720), (556, 391290), (695, 313032), (834, 260860), (1112, 195645), (1390, 156516), (1668, 130430), (2085, 104344), (2780, 78258), (3336, 65215), (4170, 52172), (5560, 39129), (8340, 26086), (13043, 16680)]