180869640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1093}}^1$

素因数の和:1311

約数の個数: 128

約数和(自身を含む): 623842560

約数和(自身を除く): 442972920

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, 197, 210, 280, 394, 420, 591, 788, 840, 985, 1093, 1182, 1379, 1576, 1970, 2186, 2364, 2758, 2955, 3279, 3940, 4137, 4372, 4728, 5465, 5516, 5910, 6558, 6895, 7651, 7880, 8274, 8744, 10930, 11032, 11820, 13116, 13790, 15302, 16395, 16548, 20685, 21860, 22953, 23640, 26232, 27580, 30604, 32790, 33096, 38255, 41370, 43720, 45906, 55160, 61208, 65580, 76510, 82740, 91812, 114765, 131160, 153020, 165480, 183624, 215321, 229530, 306040, 430642, 459060, 645963, 861284, 918120, 1076605, 1291926, 1507247, 1722568, 2153210, 2583852, 3014494, 3229815, 4306420, 4521741, 5167704, 6028988, 6459630, 7536235, 8612840, 9043482, 12057976, 12919260, 15072470, 18086964, 22608705, 25838520, 30144940, 36173928, 45217410, 60289880, 90434820, 180869640]

約数ペア:

[(1, 180869640), (2, 90434820), (3, 60289880), (4, 45217410), (5, 36173928), (6, 30144940), (7, 25838520), (8, 22608705), (10, 18086964), (12, 15072470), (14, 12919260), (15, 12057976), (20, 9043482), (21, 8612840), (24, 7536235), (28, 6459630), (30, 6028988), (35, 5167704), (40, 4521741), (42, 4306420), (56, 3229815), (60, 3014494), (70, 2583852), (84, 2153210), (105, 1722568), (120, 1507247), (140, 1291926), (168, 1076605), (197, 918120), (210, 861284), (280, 645963), (394, 459060), (420, 430642), (591, 306040), (788, 229530), (840, 215321), (985, 183624), (1093, 165480), (1182, 153020), (1379, 131160), (1576, 114765), (1970, 91812), (2186, 82740), (2364, 76510), (2758, 65580), (2955, 61208), (3279, 55160), (3940, 45906), (4137, 43720), (4372, 41370), (4728, 38255), (5465, 33096), (5516, 32790), (5910, 30604), (6558, 27580), (6895, 26232), (7651, 23640), (7880, 22953), (8274, 21860), (8744, 20685), (10930, 16548), (11032, 16395), (11820, 15302), (13116, 13790)]