1638236016

素因数分解:

$2^4\times 3^5\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:346

約数の個数: 240

約数和(自身を含む): 5004679680

約数和(自身を除く): 3366443664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 41, 43, 48, 54, 72, 81, 82, 86, 108, 123, 129, 144, 162, 164, 172, 216, 239, 243, 246, 258, 324, 328, 344, 369, 387, 432, 478, 486, 492, 516, 648, 656, 688, 717, 738, 774, 956, 972, 984, 1032, 1107, 1161, 1296, 1434, 1476, 1548, 1763, 1912, 1944, 1968, 2064, 2151, 2214, 2322, 2868, 2952, 3096, 3321, 3483, 3526, 3824, 3888, 4302, 4428, 4644, 5289, 5736, 5904, 6192, 6453, 6642, 6966, 7052, 8604, 8856, 9288, 9799, 9963, 10277, 10449, 10578, 11472, 12906, 13284, 13932, 14104, 15867, 17208, 17712, 18576, 19359, 19598, 19926, 20554, 20898, 21156, 25812, 26568, 27864, 28208, 29397, 30831, 31734, 34416, 38718, 39196, 39852, 41108, 41796, 42312, 47601, 51624, 53136, 55728, 58077, 58794, 61662, 63468, 77436, 78392, 79704, 82216, 83592, 84624, 88191, 92493, 95202, 103248, 116154, 117588, 123324, 126936, 142803, 154872, 156784, 159408, 164432, 167184, 176382, 184986, 190404, 232308, 235176, 246648, 253872, 264573, 277479, 285606, 309744, 352764, 369972, 380808, 421357, 428409, 464616, 470352, 493296, 529146, 554958, 571212, 705528, 739944, 761616, 793719, 832437, 842714, 856818, 929232, 1058292, 1109916, 1142424, 1264071, 1411056, 1479888, 1587438, 1664874, 1685428, 1713636, 2116584, 2219832, 2284848, 2381157, 2497311, 2528142, 3174876, 3329748, 3370856, 3427272, 3792213, 4233168, 4439664, 4762314, 4994622, 5056284, 6349752, 6659496, 6741712, 6854544, 7584426, 9524628, 9989244, 10112568, 11376639, 12699504, 13318992, 15168852, 19049256, 19978488, 20225136, 22753278, 30337704, 34129917, 38098512, 39956976, 45506556, 60675408, 68259834, 91013112, 102389751, 136519668, 182026224, 204779502, 273039336, 409559004, 546078672, 819118008, 1638236016]

約数ペア:

[(1, 1638236016), (2, 819118008), (3, 546078672), (4, 409559004), (6, 273039336), (8, 204779502), (9, 182026224), (12, 136519668), (16, 102389751), (18, 91013112), (24, 68259834), (27, 60675408), (36, 45506556), (41, 39956976), (43, 38098512), (48, 34129917), (54, 30337704), (72, 22753278), (81, 20225136), (82, 19978488), (86, 19049256), (108, 15168852), (123, 13318992), (129, 12699504), (144, 11376639), (162, 10112568), (164, 9989244), (172, 9524628), (216, 7584426), (239, 6854544), (243, 6741712), (246, 6659496), (258, 6349752), (324, 5056284), (328, 4994622), (344, 4762314), (369, 4439664), (387, 4233168), (432, 3792213), (478, 3427272), (486, 3370856), (492, 3329748), (516, 3174876), (648, 2528142), (656, 2497311), (688, 2381157), (717, 2284848), (738, 2219832), (774, 2116584), (956, 1713636), (972, 1685428), (984, 1664874), (1032, 1587438), (1107, 1479888), (1161, 1411056), (1296, 1264071), (1434, 1142424), (1476, 1109916), (1548, 1058292), (1763, 929232), (1912, 856818), (1944, 842714), (1968, 832437), (2064, 793719), (2151, 761616), (2214, 739944), (2322, 705528), (2868, 571212), (2952, 554958), (3096, 529146), (3321, 493296), (3483, 470352), (3526, 464616), (3824, 428409), (3888, 421357), (4302, 380808), (4428, 369972), (4644, 352764), (5289, 309744), (5736, 285606), (5904, 277479), (6192, 264573), (6453, 253872), (6642, 246648), (6966, 235176), (7052, 232308), (8604, 190404), (8856, 184986), (9288, 176382), (9799, 167184), (9963, 164432), (10277, 159408), (10449, 156784), (10578, 154872), (11472, 142803), (12906, 126936), (13284, 123324), (13932, 117588), (14104, 116154), (15867, 103248), (17208, 95202), (17712, 92493), (18576, 88191), (19359, 84624), (19598, 83592), (19926, 82216), (20554, 79704), (20898, 78392), (21156, 77436), (25812, 63468), (26568, 61662), (27864, 58794), (28208, 58077), (29397, 55728), (30831, 53136), (31734, 51624), (34416, 47601), (38718, 42312), (39196, 41796), (39852, 41108)]