281397456

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:390

約数の個数: 160

約数和(自身を含む): 853278720

約数和(自身を除く): 571881264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 127, 138, 144, 184, 207, 216, 223, 254, 276, 368, 381, 414, 432, 446, 508, 552, 621, 669, 762, 828, 892, 1016, 1104, 1143, 1242, 1338, 1524, 1656, 1784, 2007, 2032, 2286, 2484, 2676, 2921, 3048, 3312, 3429, 3568, 4014, 4572, 4968, 5129, 5352, 5842, 6021, 6096, 6858, 8028, 8763, 9144, 9936, 10258, 10704, 11684, 12042, 13716, 15387, 16056, 17526, 18288, 20516, 23368, 24084, 26289, 27432, 28321, 30774, 32112, 35052, 41032, 46161, 46736, 48168, 52578, 54864, 56642, 61548, 70104, 78867, 82064, 84963, 92322, 96336, 105156, 113284, 123096, 138483, 140208, 157734, 169926, 184644, 210312, 226568, 246192, 254889, 276966, 315468, 339852, 369288, 420624, 453136, 509778, 553932, 630936, 651383, 679704, 738576, 764667, 1019556, 1107864, 1261872, 1302766, 1359408, 1529334, 1954149, 2039112, 2215728, 2605532, 3058668, 3908298, 4078224, 5211064, 5862447, 6117336, 7816596, 10422128, 11724894, 12234672, 15633192, 17587341, 23449788, 31266384, 35174682, 46899576, 70349364, 93799152, 140698728, 281397456]

約数ペア:

[(1, 281397456), (2, 140698728), (3, 93799152), (4, 70349364), (6, 46899576), (8, 35174682), (9, 31266384), (12, 23449788), (16, 17587341), (18, 15633192), (23, 12234672), (24, 11724894), (27, 10422128), (36, 7816596), (46, 6117336), (48, 5862447), (54, 5211064), (69, 4078224), (72, 3908298), (92, 3058668), (108, 2605532), (127, 2215728), (138, 2039112), (144, 1954149), (184, 1529334), (207, 1359408), (216, 1302766), (223, 1261872), (254, 1107864), (276, 1019556), (368, 764667), (381, 738576), (414, 679704), (432, 651383), (446, 630936), (508, 553932), (552, 509778), (621, 453136), (669, 420624), (762, 369288), (828, 339852), (892, 315468), (1016, 276966), (1104, 254889), (1143, 246192), (1242, 226568), (1338, 210312), (1524, 184644), (1656, 169926), (1784, 157734), (2007, 140208), (2032, 138483), (2286, 123096), (2484, 113284), (2676, 105156), (2921, 96336), (3048, 92322), (3312, 84963), (3429, 82064), (3568, 78867), (4014, 70104), (4572, 61548), (4968, 56642), (5129, 54864), (5352, 52578), (5842, 48168), (6021, 46736), (6096, 46161), (6858, 41032), (8028, 35052), (8763, 32112), (9144, 30774), (9936, 28321), (10258, 27432), (10704, 26289), (11684, 24084), (12042, 23368), (13716, 20516), (15387, 18288), (16056, 17526)]