128040360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{152429}}^1$

素因数の和:152450

約数の個数: 64

約数和(自身を含む): 438998400

約数和(自身を除く): 310958040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 152429, 304858, 457287, 609716, 762145, 914574, 1067003, 1219432, 1524290, 1829148, 2134006, 2286435, 3048580, 3201009, 3658296, 4268012, 4572870, 5335015, 6097160, 6402018, 8536024, 9145740, 10670030, 12804036, 16005045, 18291480, 21340060, 25608072, 32010090, 42680120, 64020180, 128040360]

約数ペア:

[(1, 128040360), (2, 64020180), (3, 42680120), (4, 32010090), (5, 25608072), (6, 21340060), (7, 18291480), (8, 16005045), (10, 12804036), (12, 10670030), (14, 9145740), (15, 8536024), (20, 6402018), (21, 6097160), (24, 5335015), (28, 4572870), (30, 4268012), (35, 3658296), (40, 3201009), (42, 3048580), (56, 2286435), (60, 2134006), (70, 1829148), (84, 1524290), (105, 1219432), (120, 1067003), (140, 914574), (168, 762145), (210, 609716), (280, 457287), (420, 304858), (840, 152429)]