258149080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{281}}^1$

素因数の和:509

約数の個数: 128

約数和(自身を含む): 709015680

約数和(自身を除く): 450866600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 193, 238, 280, 281, 340, 386, 476, 562, 595, 680, 772, 952, 965, 1124, 1190, 1351, 1405, 1544, 1930, 1967, 2248, 2380, 2702, 2810, 3281, 3860, 3934, 4760, 4777, 5404, 5620, 6562, 6755, 7720, 7868, 9554, 9835, 10808, 11240, 13124, 13510, 15736, 16405, 19108, 19670, 22967, 23885, 26248, 27020, 32810, 33439, 38216, 39340, 45934, 47770, 54040, 54233, 65620, 66878, 78680, 91868, 95540, 108466, 114835, 131240, 133756, 167195, 183736, 191080, 216932, 229670, 267512, 271165, 334390, 379631, 433864, 459340, 542330, 668780, 759262, 918680, 921961, 1084660, 1337560, 1518524, 1843922, 1898155, 2169320, 3037048, 3687844, 3796310, 4609805, 6453727, 7375688, 7592620, 9219610, 12907454, 15185240, 18439220, 25814908, 32268635, 36878440, 51629816, 64537270, 129074540, 258149080]

約数ペア:

[(1, 258149080), (2, 129074540), (4, 64537270), (5, 51629816), (7, 36878440), (8, 32268635), (10, 25814908), (14, 18439220), (17, 15185240), (20, 12907454), (28, 9219610), (34, 7592620), (35, 7375688), (40, 6453727), (56, 4609805), (68, 3796310), (70, 3687844), (85, 3037048), (119, 2169320), (136, 1898155), (140, 1843922), (170, 1518524), (193, 1337560), (238, 1084660), (280, 921961), (281, 918680), (340, 759262), (386, 668780), (476, 542330), (562, 459340), (595, 433864), (680, 379631), (772, 334390), (952, 271165), (965, 267512), (1124, 229670), (1190, 216932), (1351, 191080), (1405, 183736), (1544, 167195), (1930, 133756), (1967, 131240), (2248, 114835), (2380, 108466), (2702, 95540), (2810, 91868), (3281, 78680), (3860, 66878), (3934, 65620), (4760, 54233), (4777, 54040), (5404, 47770), (5620, 45934), (6562, 39340), (6755, 38216), (7720, 33439), (7868, 32810), (9554, 27020), (9835, 26248), (10808, 23885), (11240, 22967), (13124, 19670), (13510, 19108), (15736, 16405)]