281865888

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:419

約数の個数: 144

約数和(自身を含む): 837188352

約数和(自身を除く): 555322464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 131, 144, 186, 241, 248, 262, 279, 288, 372, 393, 482, 496, 524, 558, 723, 744, 786, 964, 992, 1048, 1116, 1179, 1446, 1488, 1572, 1928, 2096, 2169, 2232, 2358, 2892, 2976, 3144, 3856, 4061, 4192, 4338, 4464, 4716, 5784, 6288, 7471, 7712, 8122, 8676, 8928, 9432, 11568, 12183, 12576, 14942, 16244, 17352, 18864, 22413, 23136, 24366, 29884, 31571, 32488, 34704, 36549, 37728, 44826, 48732, 59768, 63142, 64976, 67239, 69408, 73098, 89652, 94713, 97464, 119536, 126284, 129952, 134478, 146196, 179304, 189426, 194928, 239072, 252568, 268956, 284139, 292392, 358608, 378852, 389856, 505136, 537912, 568278, 584784, 717216, 757704, 978701, 1010272, 1075824, 1136556, 1169568, 1515408, 1957402, 2151648, 2273112, 2936103, 3030816, 3914804, 4546224, 5872206, 7829608, 8808309, 9092448, 11744412, 15659216, 17616618, 23488824, 31318432, 35233236, 46977648, 70466472, 93955296, 140932944, 281865888]

約数ペア:

[(1, 281865888), (2, 140932944), (3, 93955296), (4, 70466472), (6, 46977648), (8, 35233236), (9, 31318432), (12, 23488824), (16, 17616618), (18, 15659216), (24, 11744412), (31, 9092448), (32, 8808309), (36, 7829608), (48, 5872206), (62, 4546224), (72, 3914804), (93, 3030816), (96, 2936103), (124, 2273112), (131, 2151648), (144, 1957402), (186, 1515408), (241, 1169568), (248, 1136556), (262, 1075824), (279, 1010272), (288, 978701), (372, 757704), (393, 717216), (482, 584784), (496, 568278), (524, 537912), (558, 505136), (723, 389856), (744, 378852), (786, 358608), (964, 292392), (992, 284139), (1048, 268956), (1116, 252568), (1179, 239072), (1446, 194928), (1488, 189426), (1572, 179304), (1928, 146196), (2096, 134478), (2169, 129952), (2232, 126284), (2358, 119536), (2892, 97464), (2976, 94713), (3144, 89652), (3856, 73098), (4061, 69408), (4192, 67239), (4338, 64976), (4464, 63142), (4716, 59768), (5784, 48732), (6288, 44826), (7471, 37728), (7712, 36549), (8122, 34704), (8676, 32488), (8928, 31571), (9432, 29884), (11568, 24366), (12183, 23136), (12576, 22413), (14942, 18864), (16244, 17352)]