319213728

素因数分解:

$2^5\times 3^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:387

約数の個数: 144

約数和(自身を含む): 938298816

約数和(自身を除く): 619085088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 67, 71, 72, 96, 134, 142, 144, 201, 213, 233, 268, 284, 288, 402, 426, 466, 536, 568, 603, 639, 699, 804, 852, 932, 1072, 1136, 1206, 1278, 1398, 1608, 1704, 1864, 2097, 2144, 2272, 2412, 2556, 2796, 3216, 3408, 3728, 4194, 4757, 4824, 5112, 5592, 6432, 6816, 7456, 8388, 9514, 9648, 10224, 11184, 14271, 15611, 16543, 16776, 19028, 19296, 20448, 22368, 28542, 31222, 33086, 33552, 38056, 42813, 46833, 49629, 57084, 62444, 66172, 67104, 76112, 85626, 93666, 99258, 114168, 124888, 132344, 140499, 148887, 152224, 171252, 187332, 198516, 228336, 249776, 264688, 280998, 297774, 342504, 374664, 397032, 456672, 499552, 529376, 561996, 595548, 685008, 749328, 794064, 1108381, 1123992, 1191096, 1370016, 1498656, 1588128, 2216762, 2247984, 2382192, 3325143, 4433524, 4495968, 4764384, 6650286, 8867048, 9975429, 13300572, 17734096, 19950858, 26601144, 35468192, 39901716, 53202288, 79803432, 106404576, 159606864, 319213728]

約数ペア:

[(1, 319213728), (2, 159606864), (3, 106404576), (4, 79803432), (6, 53202288), (8, 39901716), (9, 35468192), (12, 26601144), (16, 19950858), (18, 17734096), (24, 13300572), (32, 9975429), (36, 8867048), (48, 6650286), (67, 4764384), (71, 4495968), (72, 4433524), (96, 3325143), (134, 2382192), (142, 2247984), (144, 2216762), (201, 1588128), (213, 1498656), (233, 1370016), (268, 1191096), (284, 1123992), (288, 1108381), (402, 794064), (426, 749328), (466, 685008), (536, 595548), (568, 561996), (603, 529376), (639, 499552), (699, 456672), (804, 397032), (852, 374664), (932, 342504), (1072, 297774), (1136, 280998), (1206, 264688), (1278, 249776), (1398, 228336), (1608, 198516), (1704, 187332), (1864, 171252), (2097, 152224), (2144, 148887), (2272, 140499), (2412, 132344), (2556, 124888), (2796, 114168), (3216, 99258), (3408, 93666), (3728, 85626), (4194, 76112), (4757, 67104), (4824, 66172), (5112, 62444), (5592, 57084), (6432, 49629), (6816, 46833), (7456, 42813), (8388, 38056), (9514, 33552), (9648, 33086), (10224, 31222), (11184, 28542), (14271, 22368), (15611, 20448), (16543, 19296), (16776, 19028)]