280771488

素因数分解:

$2^5\times 3^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:312

約数の個数: 192

約数和(自身を含む): 870912000

約数和(自身を除く): 590140512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 69, 71, 72, 92, 96, 108, 138, 142, 144, 184, 199, 207, 213, 216, 276, 284, 288, 368, 398, 414, 426, 432, 552, 568, 597, 621, 639, 736, 796, 828, 852, 864, 1104, 1136, 1194, 1242, 1278, 1592, 1633, 1656, 1704, 1791, 1917, 2208, 2272, 2388, 2484, 2556, 3184, 3266, 3312, 3408, 3582, 3834, 4577, 4776, 4899, 4968, 5112, 5373, 6368, 6532, 6624, 6816, 7164, 7668, 9154, 9552, 9798, 9936, 10224, 10746, 13064, 13731, 14129, 14328, 14697, 15336, 18308, 19104, 19596, 19872, 20448, 21492, 26128, 27462, 28258, 28656, 29394, 30672, 36616, 39192, 41193, 42387, 42984, 44091, 52256, 54924, 56516, 57312, 58788, 61344, 73232, 78384, 82386, 84774, 85968, 88182, 109848, 113032, 117576, 123579, 127161, 146464, 156768, 164772, 169548, 171936, 176364, 219696, 226064, 235152, 247158, 254322, 324967, 329544, 339096, 352728, 381483, 439392, 452128, 470304, 494316, 508644, 649934, 659088, 678192, 705456, 762966, 974901, 988632, 1017288, 1299868, 1318176, 1356384, 1410912, 1525932, 1949802, 1977264, 2034576, 2599736, 2924703, 3051864, 3899604, 3954528, 4069152, 5199472, 5849406, 6103728, 7799208, 8774109, 10398944, 11698812, 12207456, 15598416, 17548218, 23397624, 31196832, 35096436, 46795248, 70192872, 93590496, 140385744, 280771488]

約数ペア:

[(1, 280771488), (2, 140385744), (3, 93590496), (4, 70192872), (6, 46795248), (8, 35096436), (9, 31196832), (12, 23397624), (16, 17548218), (18, 15598416), (23, 12207456), (24, 11698812), (27, 10398944), (32, 8774109), (36, 7799208), (46, 6103728), (48, 5849406), (54, 5199472), (69, 4069152), (71, 3954528), (72, 3899604), (92, 3051864), (96, 2924703), (108, 2599736), (138, 2034576), (142, 1977264), (144, 1949802), (184, 1525932), (199, 1410912), (207, 1356384), (213, 1318176), (216, 1299868), (276, 1017288), (284, 988632), (288, 974901), (368, 762966), (398, 705456), (414, 678192), (426, 659088), (432, 649934), (552, 508644), (568, 494316), (597, 470304), (621, 452128), (639, 439392), (736, 381483), (796, 352728), (828, 339096), (852, 329544), (864, 324967), (1104, 254322), (1136, 247158), (1194, 235152), (1242, 226064), (1278, 219696), (1592, 176364), (1633, 171936), (1656, 169548), (1704, 164772), (1791, 156768), (1917, 146464), (2208, 127161), (2272, 123579), (2388, 117576), (2484, 113032), (2556, 109848), (3184, 88182), (3266, 85968), (3312, 84774), (3408, 82386), (3582, 78384), (3834, 73232), (4577, 61344), (4776, 58788), (4899, 57312), (4968, 56516), (5112, 54924), (5373, 52256), (6368, 44091), (6532, 42984), (6624, 42387), (6816, 41193), (7164, 39192), (7668, 36616), (9154, 30672), (9552, 29394), (9798, 28656), (9936, 28258), (10224, 27462), (10746, 26128), (13064, 21492), (13731, 20448), (14129, 19872), (14328, 19596), (14697, 19104), (15336, 18308)]