81173664

素因数分解:

$2^5\times 3^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:122

約数の個数: 288

約数和(自身を含む): 285090624

約数和(自身を除く): 203916960

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 27, 32, 33, 36, 39, 44, 48, 52, 54, 66, 72, 73, 78, 81, 88, 96, 99, 104, 108, 117, 132, 143, 144, 146, 156, 162, 176, 198, 208, 216, 219, 234, 243, 264, 286, 288, 292, 297, 312, 324, 351, 352, 396, 416, 429, 432, 438, 468, 486, 528, 572, 584, 594, 624, 648, 657, 702, 792, 803, 858, 864, 876, 891, 936, 949, 972, 1053, 1056, 1144, 1168, 1188, 1248, 1287, 1296, 1314, 1404, 1584, 1606, 1716, 1752, 1782, 1872, 1898, 1944, 1971, 2106, 2288, 2336, 2376, 2409, 2574, 2592, 2628, 2673, 2808, 2847, 3159, 3168, 3212, 3432, 3504, 3564, 3744, 3796, 3861, 3888, 3942, 4212, 4576, 4752, 4818, 5148, 5256, 5346, 5616, 5694, 5913, 6318, 6424, 6864, 7008, 7128, 7227, 7592, 7722, 7776, 7884, 8424, 8541, 9504, 9636, 10296, 10439, 10512, 10692, 11232, 11388, 11583, 11826, 12636, 12848, 13728, 14256, 14454, 15184, 15444, 15768, 16848, 17082, 17739, 19272, 20592, 20878, 21024, 21384, 21681, 22776, 23166, 23652, 25272, 25623, 25696, 28512, 28908, 30368, 30888, 31317, 31536, 33696, 34164, 34749, 35478, 38544, 41184, 41756, 42768, 43362, 45552, 46332, 47304, 50544, 51246, 57816, 61776, 62634, 63072, 65043, 68328, 69498, 70956, 76869, 77088, 83512, 85536, 86724, 91104, 92664, 93951, 94608, 101088, 102492, 115632, 123552, 125268, 130086, 136656, 138996, 141912, 153738, 167024, 173448, 185328, 187902, 189216, 195129, 204984, 230607, 231264, 250536, 260172, 273312, 277992, 281853, 283824, 307476, 334048, 346896, 370656, 375804, 390258, 409968, 461214, 501072, 520344, 555984, 563706, 567648, 614952, 693792, 751608, 780516, 819936, 845559, 922428, 1002144, 1040688, 1111968, 1127412, 1229904, 1503216, 1561032, 1691118, 1844856, 2081376, 2254824, 2459808, 2536677, 3006432, 3122064, 3382236, 3689712, 4509648, 5073354, 6244128, 6764472, 7379424, 9019296, 10146708, 13528944, 20293416, 27057888, 40586832, 81173664]

約数ペア:

[(1, 81173664), (2, 40586832), (3, 27057888), (4, 20293416), (6, 13528944), (8, 10146708), (9, 9019296), (11, 7379424), (12, 6764472), (13, 6244128), (16, 5073354), (18, 4509648), (22, 3689712), (24, 3382236), (26, 3122064), (27, 3006432), (32, 2536677), (33, 2459808), (36, 2254824), (39, 2081376), (44, 1844856), (48, 1691118), (52, 1561032), (54, 1503216), (66, 1229904), (72, 1127412), (73, 1111968), (78, 1040688), (81, 1002144), (88, 922428), (96, 845559), (99, 819936), (104, 780516), (108, 751608), (117, 693792), (132, 614952), (143, 567648), (144, 563706), (146, 555984), (156, 520344), (162, 501072), (176, 461214), (198, 409968), (208, 390258), (216, 375804), (219, 370656), (234, 346896), (243, 334048), (264, 307476), (286, 283824), (288, 281853), (292, 277992), (297, 273312), (312, 260172), (324, 250536), (351, 231264), (352, 230607), (396, 204984), (416, 195129), (429, 189216), (432, 187902), (438, 185328), (468, 173448), (486, 167024), (528, 153738), (572, 141912), (584, 138996), (594, 136656), (624, 130086), (648, 125268), (657, 123552), (702, 115632), (792, 102492), (803, 101088), (858, 94608), (864, 93951), (876, 92664), (891, 91104), (936, 86724), (949, 85536), (972, 83512), (1053, 77088), (1056, 76869), (1144, 70956), (1168, 69498), (1188, 68328), (1248, 65043), (1287, 63072), (1296, 62634), (1314, 61776), (1404, 57816), (1584, 51246), (1606, 50544), (1716, 47304), (1752, 46332), (1782, 45552), (1872, 43362), (1898, 42768), (1944, 41756), (1971, 41184), (2106, 38544), (2288, 35478), (2336, 34749), (2376, 34164), (2409, 33696), (2574, 31536), (2592, 31317), (2628, 30888), (2673, 30368), (2808, 28908), (2847, 28512), (3159, 25696), (3168, 25623), (3212, 25272), (3432, 23652), (3504, 23166), (3564, 22776), (3744, 21681), (3796, 21384), (3861, 21024), (3888, 20878), (3942, 20592), (4212, 19272), (4576, 17739), (4752, 17082), (4818, 16848), (5148, 15768), (5256, 15444), (5346, 15184), (5616, 14454), (5694, 14256), (5913, 13728), (6318, 12848), (6424, 12636), (6864, 11826), (7008, 11583), (7128, 11388), (7227, 11232), (7592, 10692), (7722, 10512), (7776, 10439), (7884, 10296), (8424, 9636), (8541, 9504)]