81749736

素因数分解:

$2^3\times 3^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:257

約数の個数: 160

約数和(自身を含む): 249729480

約数和(自身を除く): 167979744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 41, 51, 54, 68, 72, 81, 82, 102, 108, 123, 136, 153, 162, 164, 181, 204, 216, 246, 306, 324, 328, 362, 369, 408, 459, 492, 543, 612, 648, 697, 724, 738, 918, 984, 1086, 1107, 1224, 1377, 1394, 1448, 1476, 1629, 1836, 2091, 2172, 2214, 2754, 2788, 2952, 3077, 3258, 3321, 3672, 4182, 4344, 4428, 4887, 5508, 5576, 6154, 6273, 6516, 6642, 7421, 8364, 8856, 9231, 9774, 11016, 12308, 12546, 13032, 13284, 14661, 14842, 16728, 18462, 18819, 19548, 22263, 24616, 25092, 26568, 27693, 29322, 29684, 36924, 37638, 39096, 44526, 50184, 55386, 56457, 58644, 59368, 66789, 73848, 75276, 83079, 89052, 110772, 112914, 117288, 126157, 133578, 150552, 166158, 178104, 200367, 221544, 225828, 249237, 252314, 267156, 332316, 378471, 400734, 451656, 498474, 504628, 534312, 601101, 664632, 756942, 801468, 996948, 1009256, 1135413, 1202202, 1513884, 1602936, 1993896, 2270826, 2404404, 3027768, 3406239, 4541652, 4808808, 6812478, 9083304, 10218717, 13624956, 20437434, 27249912, 40874868, 81749736]

約数ペア:

[(1, 81749736), (2, 40874868), (3, 27249912), (4, 20437434), (6, 13624956), (8, 10218717), (9, 9083304), (12, 6812478), (17, 4808808), (18, 4541652), (24, 3406239), (27, 3027768), (34, 2404404), (36, 2270826), (41, 1993896), (51, 1602936), (54, 1513884), (68, 1202202), (72, 1135413), (81, 1009256), (82, 996948), (102, 801468), (108, 756942), (123, 664632), (136, 601101), (153, 534312), (162, 504628), (164, 498474), (181, 451656), (204, 400734), (216, 378471), (246, 332316), (306, 267156), (324, 252314), (328, 249237), (362, 225828), (369, 221544), (408, 200367), (459, 178104), (492, 166158), (543, 150552), (612, 133578), (648, 126157), (697, 117288), (724, 112914), (738, 110772), (918, 89052), (984, 83079), (1086, 75276), (1107, 73848), (1224, 66789), (1377, 59368), (1394, 58644), (1448, 56457), (1476, 55386), (1629, 50184), (1836, 44526), (2091, 39096), (2172, 37638), (2214, 36924), (2754, 29684), (2788, 29322), (2952, 27693), (3077, 26568), (3258, 25092), (3321, 24616), (3672, 22263), (4182, 19548), (4344, 18819), (4428, 18462), (4887, 16728), (5508, 14842), (5576, 14661), (6154, 13284), (6273, 13032), (6516, 12546), (6642, 12308), (7421, 11016), (8364, 9774), (8856, 9231)]