281921472

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:505

約数の個数: 280

約数和(自身を含む): 1013484384

約数和(自身を除く): 731562912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 27, 28, 32, 34, 36, 42, 48, 51, 54, 56, 63, 64, 68, 72, 81, 84, 96, 102, 108, 112, 119, 126, 136, 144, 153, 162, 168, 189, 192, 204, 216, 224, 238, 252, 272, 288, 306, 324, 336, 357, 378, 408, 432, 448, 457, 459, 476, 504, 544, 567, 576, 612, 648, 672, 714, 756, 816, 864, 914, 918, 952, 1008, 1071, 1088, 1134, 1224, 1296, 1344, 1371, 1377, 1428, 1512, 1632, 1728, 1828, 1836, 1904, 2016, 2142, 2268, 2448, 2592, 2742, 2754, 2856, 3024, 3199, 3213, 3264, 3656, 3672, 3808, 4032, 4113, 4284, 4536, 4896, 5184, 5484, 5508, 5712, 6048, 6398, 6426, 7312, 7344, 7616, 7769, 8226, 8568, 9072, 9597, 9639, 9792, 10968, 11016, 11424, 12096, 12339, 12796, 12852, 14624, 14688, 15538, 16452, 17136, 18144, 19194, 19278, 21936, 22032, 22848, 23307, 24678, 25592, 25704, 28791, 29248, 29376, 31076, 32904, 34272, 36288, 37017, 38388, 38556, 43872, 44064, 46614, 49356, 51184, 51408, 54383, 57582, 62152, 65808, 68544, 69921, 74034, 76776, 77112, 86373, 87744, 88128, 93228, 98712, 102368, 102816, 108766, 115164, 124304, 131616, 139842, 148068, 153552, 154224, 163149, 172746, 186456, 197424, 204736, 205632, 209763, 217532, 230328, 248608, 259119, 263232, 279684, 296136, 307104, 308448, 326298, 345492, 372912, 394848, 419526, 435064, 460656, 489447, 497216, 518238, 559368, 592272, 614208, 616896, 629289, 652596, 690984, 745824, 789696, 839052, 870128, 921312, 978894, 1036476, 1118736, 1184544, 1258578, 1305192, 1381968, 1468341, 1491648, 1678104, 1740256, 1842624, 1957788, 2072952, 2237472, 2369088, 2517156, 2610384, 2763936, 2936682, 3356208, 3480512, 3915576, 4145904, 4405023, 4474944, 5034312, 5220768, 5527872, 5873364, 6712416, 7831152, 8291808, 8810046, 10068624, 10441536, 11746728, 13424832, 15662304, 16583616, 17620092, 20137248, 23493456, 31324608, 35240184, 40274496, 46986912, 70480368, 93973824, 140960736, 281921472]

約数ペア:

[(1, 281921472), (2, 140960736), (3, 93973824), (4, 70480368), (6, 46986912), (7, 40274496), (8, 35240184), (9, 31324608), (12, 23493456), (14, 20137248), (16, 17620092), (17, 16583616), (18, 15662304), (21, 13424832), (24, 11746728), (27, 10441536), (28, 10068624), (32, 8810046), (34, 8291808), (36, 7831152), (42, 6712416), (48, 5873364), (51, 5527872), (54, 5220768), (56, 5034312), (63, 4474944), (64, 4405023), (68, 4145904), (72, 3915576), (81, 3480512), (84, 3356208), (96, 2936682), (102, 2763936), (108, 2610384), (112, 2517156), (119, 2369088), (126, 2237472), (136, 2072952), (144, 1957788), (153, 1842624), (162, 1740256), (168, 1678104), (189, 1491648), (192, 1468341), (204, 1381968), (216, 1305192), (224, 1258578), (238, 1184544), (252, 1118736), (272, 1036476), (288, 978894), (306, 921312), (324, 870128), (336, 839052), (357, 789696), (378, 745824), (408, 690984), (432, 652596), (448, 629289), (457, 616896), (459, 614208), (476, 592272), (504, 559368), (544, 518238), (567, 497216), (576, 489447), (612, 460656), (648, 435064), (672, 419526), (714, 394848), (756, 372912), (816, 345492), (864, 326298), (914, 308448), (918, 307104), (952, 296136), (1008, 279684), (1071, 263232), (1088, 259119), (1134, 248608), (1224, 230328), (1296, 217532), (1344, 209763), (1371, 205632), (1377, 204736), (1428, 197424), (1512, 186456), (1632, 172746), (1728, 163149), (1828, 154224), (1836, 153552), (1904, 148068), (2016, 139842), (2142, 131616), (2268, 124304), (2448, 115164), (2592, 108766), (2742, 102816), (2754, 102368), (2856, 98712), (3024, 93228), (3199, 88128), (3213, 87744), (3264, 86373), (3656, 77112), (3672, 76776), (3808, 74034), (4032, 69921), (4113, 68544), (4284, 65808), (4536, 62152), (4896, 57582), (5184, 54383), (5484, 51408), (5508, 51184), (5712, 49356), (6048, 46614), (6398, 44064), (6426, 43872), (7312, 38556), (7344, 38388), (7616, 37017), (7769, 36288), (8226, 34272), (8568, 32904), (9072, 31076), (9597, 29376), (9639, 29248), (9792, 28791), (10968, 25704), (11016, 25592), (11424, 24678), (12096, 23307), (12339, 22848), (12796, 22032), (12852, 21936), (14624, 19278), (14688, 19194), (15538, 18144), (16452, 17136)]