311822384

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:558

約数の個数: 80

約数和(自身を含む): 659020320

約数和(自身を除く): 347197936

約数列:

[1, 2, 4, 8, 16, 29, 37, 41, 58, 74, 82, 116, 148, 164, 232, 296, 328, 443, 464, 592, 656, 886, 1073, 1189, 1517, 1772, 2146, 2378, 3034, 3544, 4292, 4756, 6068, 7088, 8584, 9512, 12136, 12847, 16391, 17168, 18163, 19024, 24272, 25694, 32782, 36326, 43993, 51388, 65564, 72652, 87986, 102776, 131128, 145304, 175972, 205552, 262256, 290608, 351944, 475339, 526727, 672031, 703888, 950678, 1053454, 1344062, 1901356, 2106908, 2688124, 3802712, 4213816, 5376248, 7605424, 8427632, 10752496, 19488899, 38977798, 77955596, 155911192, 311822384]

約数ペア:

[(1, 311822384), (2, 155911192), (4, 77955596), (8, 38977798), (16, 19488899), (29, 10752496), (37, 8427632), (41, 7605424), (58, 5376248), (74, 4213816), (82, 3802712), (116, 2688124), (148, 2106908), (164, 1901356), (232, 1344062), (296, 1053454), (328, 950678), (443, 703888), (464, 672031), (592, 526727), (656, 475339), (886, 351944), (1073, 290608), (1189, 262256), (1517, 205552), (1772, 175972), (2146, 145304), (2378, 131128), (3034, 102776), (3544, 87986), (4292, 72652), (4756, 65564), (6068, 51388), (7088, 43993), (8584, 36326), (9512, 32782), (12136, 25694), (12847, 24272), (16391, 19024), (17168, 18163)]