83840680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:359

約数の個数: 128

約数和(自身を含む): 238049280

約数和(自身を除く): 154208600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 163, 167, 220, 280, 308, 326, 334, 385, 440, 616, 652, 668, 770, 815, 835, 1141, 1169, 1304, 1336, 1540, 1630, 1670, 1793, 1837, 2282, 2338, 3080, 3260, 3340, 3586, 3674, 4564, 4676, 5705, 5845, 6520, 6680, 7172, 7348, 8965, 9128, 9185, 9352, 11410, 11690, 12551, 12859, 14344, 14696, 17930, 18370, 22820, 23380, 25102, 25718, 27221, 35860, 36740, 45640, 46760, 50204, 51436, 54442, 62755, 64295, 71720, 73480, 100408, 102872, 108884, 125510, 128590, 136105, 190547, 217768, 251020, 257180, 272210, 299431, 381094, 502040, 514360, 544420, 598862, 762188, 952735, 1088840, 1197724, 1497155, 1524376, 1905470, 2096017, 2395448, 2994310, 3810940, 4192034, 5988620, 7621880, 8384068, 10480085, 11977240, 16768136, 20960170, 41920340, 83840680]

約数ペア:

[(1, 83840680), (2, 41920340), (4, 20960170), (5, 16768136), (7, 11977240), (8, 10480085), (10, 8384068), (11, 7621880), (14, 5988620), (20, 4192034), (22, 3810940), (28, 2994310), (35, 2395448), (40, 2096017), (44, 1905470), (55, 1524376), (56, 1497155), (70, 1197724), (77, 1088840), (88, 952735), (110, 762188), (140, 598862), (154, 544420), (163, 514360), (167, 502040), (220, 381094), (280, 299431), (308, 272210), (326, 257180), (334, 251020), (385, 217768), (440, 190547), (616, 136105), (652, 128590), (668, 125510), (770, 108884), (815, 102872), (835, 100408), (1141, 73480), (1169, 71720), (1304, 64295), (1336, 62755), (1540, 54442), (1630, 51436), (1670, 50204), (1793, 46760), (1837, 45640), (2282, 36740), (2338, 35860), (3080, 27221), (3260, 25718), (3340, 25102), (3586, 23380), (3674, 22820), (4564, 18370), (4676, 17930), (5705, 14696), (5845, 14344), (6520, 12859), (6680, 12551), (7172, 11690), (7348, 11410), (8965, 9352), (9128, 9185)]