259548240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{154493}}^1$

素因数の和:154516

約数の個数: 80

約数和(自身を含む): 919548288

約数和(自身を除く): 660000048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 154493, 308986, 463479, 617972, 772465, 926958, 1081451, 1235944, 1544930, 1853916, 2162902, 2317395, 2471888, 3089860, 3244353, 3707832, 4325804, 4634790, 5407255, 6179720, 6488706, 7415664, 8651608, 9269580, 10814510, 12359440, 12977412, 16221765, 17303216, 18539160, 21629020, 25954824, 32443530, 37078320, 43258040, 51909648, 64887060, 86516080, 129774120, 259548240]

約数ペア:

[(1, 259548240), (2, 129774120), (3, 86516080), (4, 64887060), (5, 51909648), (6, 43258040), (7, 37078320), (8, 32443530), (10, 25954824), (12, 21629020), (14, 18539160), (15, 17303216), (16, 16221765), (20, 12977412), (21, 12359440), (24, 10814510), (28, 9269580), (30, 8651608), (35, 7415664), (40, 6488706), (42, 6179720), (48, 5407255), (56, 4634790), (60, 4325804), (70, 3707832), (80, 3244353), (84, 3089860), (105, 2471888), (112, 2317395), (120, 2162902), (140, 1853916), (168, 1544930), (210, 1235944), (240, 1081451), (280, 926958), (336, 772465), (420, 617972), (560, 463479), (840, 308986), (1680, 154493)]