81168912

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:107

約数の個数: 320

約数和(自身を含む): 285696000

約数和(自身を除く): 204527088

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 27, 29, 31, 33, 36, 38, 44, 48, 54, 57, 58, 62, 66, 72, 76, 87, 88, 93, 99, 108, 114, 116, 124, 132, 144, 152, 171, 174, 176, 186, 198, 209, 216, 228, 232, 248, 261, 264, 279, 297, 304, 319, 341, 342, 348, 372, 396, 418, 432, 456, 464, 496, 513, 522, 528, 551, 558, 589, 594, 627, 638, 682, 684, 696, 744, 783, 792, 836, 837, 899, 912, 957, 1023, 1026, 1044, 1102, 1116, 1178, 1188, 1254, 1276, 1364, 1368, 1392, 1488, 1566, 1584, 1653, 1672, 1674, 1767, 1798, 1881, 1914, 2046, 2052, 2088, 2204, 2232, 2356, 2376, 2508, 2552, 2697, 2728, 2736, 2871, 3069, 3132, 3306, 3344, 3348, 3534, 3596, 3762, 3828, 4092, 4104, 4176, 4408, 4464, 4712, 4752, 4959, 5016, 5104, 5301, 5394, 5456, 5643, 5742, 6061, 6138, 6264, 6479, 6612, 6696, 7068, 7192, 7524, 7656, 8091, 8184, 8208, 8613, 8816, 9207, 9424, 9889, 9918, 10032, 10602, 10788, 11286, 11484, 12122, 12276, 12528, 12958, 13224, 13392, 14136, 14384, 14877, 15048, 15312, 15903, 16182, 16368, 17081, 17226, 18183, 18414, 19437, 19778, 19836, 21204, 21576, 22572, 22968, 24244, 24273, 24552, 25916, 26448, 28272, 29667, 29754, 30096, 31806, 32364, 34162, 34452, 36366, 36828, 38874, 39556, 39672, 42408, 43152, 45144, 45936, 48488, 48546, 49104, 51243, 51832, 54549, 58311, 59334, 59508, 63612, 64728, 68324, 68904, 72732, 73656, 77748, 79112, 79344, 84816, 89001, 90288, 96976, 97092, 102486, 103664, 109098, 116622, 118668, 119016, 127224, 129456, 136648, 137808, 145464, 147312, 153729, 155496, 158224, 163647, 174933, 178002, 187891, 194184, 204972, 218196, 233244, 237336, 238032, 254448, 267003, 273296, 290928, 307458, 310992, 327294, 349866, 356004, 375782, 388368, 409944, 436392, 461187, 466488, 474672, 534006, 563673, 614916, 654588, 699732, 712008, 751564, 819888, 872784, 922374, 932976, 1068012, 1127346, 1229832, 1309176, 1399464, 1424016, 1503128, 1691019, 1844748, 2136024, 2254692, 2459664, 2618352, 2798928, 3006256, 3382038, 3689496, 4272048, 4509384, 5073057, 6764076, 7378992, 9018768, 10146114, 13528152, 20292228, 27056304, 40584456, 81168912]

約数ペア:

[(1, 81168912), (2, 40584456), (3, 27056304), (4, 20292228), (6, 13528152), (8, 10146114), (9, 9018768), (11, 7378992), (12, 6764076), (16, 5073057), (18, 4509384), (19, 4272048), (22, 3689496), (24, 3382038), (27, 3006256), (29, 2798928), (31, 2618352), (33, 2459664), (36, 2254692), (38, 2136024), (44, 1844748), (48, 1691019), (54, 1503128), (57, 1424016), (58, 1399464), (62, 1309176), (66, 1229832), (72, 1127346), (76, 1068012), (87, 932976), (88, 922374), (93, 872784), (99, 819888), (108, 751564), (114, 712008), (116, 699732), (124, 654588), (132, 614916), (144, 563673), (152, 534006), (171, 474672), (174, 466488), (176, 461187), (186, 436392), (198, 409944), (209, 388368), (216, 375782), (228, 356004), (232, 349866), (248, 327294), (261, 310992), (264, 307458), (279, 290928), (297, 273296), (304, 267003), (319, 254448), (341, 238032), (342, 237336), (348, 233244), (372, 218196), (396, 204972), (418, 194184), (432, 187891), (456, 178002), (464, 174933), (496, 163647), (513, 158224), (522, 155496), (528, 153729), (551, 147312), (558, 145464), (589, 137808), (594, 136648), (627, 129456), (638, 127224), (682, 119016), (684, 118668), (696, 116622), (744, 109098), (783, 103664), (792, 102486), (836, 97092), (837, 96976), (899, 90288), (912, 89001), (957, 84816), (1023, 79344), (1026, 79112), (1044, 77748), (1102, 73656), (1116, 72732), (1178, 68904), (1188, 68324), (1254, 64728), (1276, 63612), (1364, 59508), (1368, 59334), (1392, 58311), (1488, 54549), (1566, 51832), (1584, 51243), (1653, 49104), (1672, 48546), (1674, 48488), (1767, 45936), (1798, 45144), (1881, 43152), (1914, 42408), (2046, 39672), (2052, 39556), (2088, 38874), (2204, 36828), (2232, 36366), (2356, 34452), (2376, 34162), (2508, 32364), (2552, 31806), (2697, 30096), (2728, 29754), (2736, 29667), (2871, 28272), (3069, 26448), (3132, 25916), (3306, 24552), (3344, 24273), (3348, 24244), (3534, 22968), (3596, 22572), (3762, 21576), (3828, 21204), (4092, 19836), (4104, 19778), (4176, 19437), (4408, 18414), (4464, 18183), (4712, 17226), (4752, 17081), (4959, 16368), (5016, 16182), (5104, 15903), (5301, 15312), (5394, 15048), (5456, 14877), (5643, 14384), (5742, 14136), (6061, 13392), (6138, 13224), (6264, 12958), (6479, 12528), (6612, 12276), (6696, 12122), (7068, 11484), (7192, 11286), (7524, 10788), (7656, 10602), (8091, 10032), (8184, 9918), (8208, 9889), (8613, 9424), (8816, 9207)]