251939808

素因数分解:

$2^5\times 3^4\times {\mathrm{37}}^2\times {\mathrm{71}}^1$

素因数の和:167

約数の個数: 180

約数和(自身を含む): 772240392

約数和(自身を除く): 520300584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 71, 72, 74, 81, 96, 108, 111, 142, 144, 148, 162, 213, 216, 222, 284, 288, 296, 324, 333, 426, 432, 444, 568, 592, 639, 648, 666, 852, 864, 888, 999, 1136, 1184, 1278, 1296, 1332, 1369, 1704, 1776, 1917, 1998, 2272, 2556, 2592, 2627, 2664, 2738, 2997, 3408, 3552, 3834, 3996, 4107, 5112, 5254, 5328, 5476, 5751, 5994, 6816, 7668, 7881, 7992, 8214, 10224, 10508, 10656, 10952, 11502, 11988, 12321, 15336, 15762, 15984, 16428, 20448, 21016, 21904, 23004, 23643, 23976, 24642, 30672, 31524, 31968, 32856, 36963, 42032, 43808, 46008, 47286, 47952, 49284, 61344, 63048, 65712, 70929, 73926, 84064, 92016, 94572, 95904, 97199, 98568, 110889, 126096, 131424, 141858, 147852, 184032, 189144, 194398, 197136, 212787, 221778, 252192, 283716, 291597, 295704, 378288, 388796, 394272, 425574, 443556, 567432, 583194, 591408, 756576, 777592, 851148, 874791, 887112, 1134864, 1166388, 1182816, 1555184, 1702296, 1749582, 1774224, 2269728, 2332776, 2624373, 3110368, 3404592, 3499164, 3548448, 4665552, 5248746, 6809184, 6998328, 7873119, 9331104, 10497492, 13996656, 15746238, 20994984, 27993312, 31492476, 41989968, 62984952, 83979936, 125969904, 251939808]

約数ペア:

[(1, 251939808), (2, 125969904), (3, 83979936), (4, 62984952), (6, 41989968), (8, 31492476), (9, 27993312), (12, 20994984), (16, 15746238), (18, 13996656), (24, 10497492), (27, 9331104), (32, 7873119), (36, 6998328), (37, 6809184), (48, 5248746), (54, 4665552), (71, 3548448), (72, 3499164), (74, 3404592), (81, 3110368), (96, 2624373), (108, 2332776), (111, 2269728), (142, 1774224), (144, 1749582), (148, 1702296), (162, 1555184), (213, 1182816), (216, 1166388), (222, 1134864), (284, 887112), (288, 874791), (296, 851148), (324, 777592), (333, 756576), (426, 591408), (432, 583194), (444, 567432), (568, 443556), (592, 425574), (639, 394272), (648, 388796), (666, 378288), (852, 295704), (864, 291597), (888, 283716), (999, 252192), (1136, 221778), (1184, 212787), (1278, 197136), (1296, 194398), (1332, 189144), (1369, 184032), (1704, 147852), (1776, 141858), (1917, 131424), (1998, 126096), (2272, 110889), (2556, 98568), (2592, 97199), (2627, 95904), (2664, 94572), (2738, 92016), (2997, 84064), (3408, 73926), (3552, 70929), (3834, 65712), (3996, 63048), (4107, 61344), (5112, 49284), (5254, 47952), (5328, 47286), (5476, 46008), (5751, 43808), (5994, 42032), (6816, 36963), (7668, 32856), (7881, 31968), (7992, 31524), (8214, 30672), (10224, 24642), (10508, 23976), (10656, 23643), (10952, 23004), (11502, 21904), (11988, 21016), (12321, 20448), (15336, 16428), (15762, 15984)]