291441912

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:501

約数の個数: 128

約数和(自身を含む): 808704000

約数和(自身を除く): 517262088

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 53, 57, 62, 76, 93, 106, 114, 124, 152, 159, 186, 212, 228, 248, 318, 372, 389, 424, 456, 589, 636, 744, 778, 1007, 1167, 1178, 1272, 1556, 1643, 1767, 2014, 2334, 2356, 3021, 3112, 3286, 3534, 4028, 4668, 4712, 4929, 6042, 6572, 7068, 7391, 8056, 9336, 9858, 12059, 12084, 13144, 14136, 14782, 19716, 20617, 22173, 24118, 24168, 29564, 31217, 36177, 39432, 41234, 44346, 48236, 59128, 61851, 62434, 72354, 82468, 88692, 93651, 96472, 123702, 124868, 144708, 164936, 177384, 187302, 229121, 247404, 249736, 289416, 374604, 391723, 458242, 494808, 639127, 687363, 749208, 783446, 916484, 1175169, 1278254, 1374726, 1566892, 1832968, 1917381, 2350338, 2556508, 2749452, 3133784, 3834762, 4700676, 5113016, 5498904, 7669524, 9401352, 12143413, 15339048, 24286826, 36430239, 48573652, 72860478, 97147304, 145720956, 291441912]

約数ペア:

[(1, 291441912), (2, 145720956), (3, 97147304), (4, 72860478), (6, 48573652), (8, 36430239), (12, 24286826), (19, 15339048), (24, 12143413), (31, 9401352), (38, 7669524), (53, 5498904), (57, 5113016), (62, 4700676), (76, 3834762), (93, 3133784), (106, 2749452), (114, 2556508), (124, 2350338), (152, 1917381), (159, 1832968), (186, 1566892), (212, 1374726), (228, 1278254), (248, 1175169), (318, 916484), (372, 783446), (389, 749208), (424, 687363), (456, 639127), (589, 494808), (636, 458242), (744, 391723), (778, 374604), (1007, 289416), (1167, 249736), (1178, 247404), (1272, 229121), (1556, 187302), (1643, 177384), (1767, 164936), (2014, 144708), (2334, 124868), (2356, 123702), (3021, 96472), (3112, 93651), (3286, 88692), (3534, 82468), (4028, 72354), (4668, 62434), (4712, 61851), (4929, 59128), (6042, 48236), (6572, 44346), (7068, 41234), (7391, 39432), (8056, 36177), (9336, 31217), (9858, 29564), (12059, 24168), (12084, 24118), (13144, 22173), (14136, 20617), (14782, 19716)]