278407368

素因数分解:

$2^3\times 3^4\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:361

約数の個数: 160

約数和(自身を含む): 836352000

約数和(自身を除く): 557944632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 81, 102, 108, 127, 136, 153, 162, 199, 204, 216, 254, 306, 324, 381, 398, 408, 459, 508, 597, 612, 648, 762, 796, 918, 1016, 1143, 1194, 1224, 1377, 1524, 1592, 1791, 1836, 2159, 2286, 2388, 2754, 3048, 3383, 3429, 3582, 3672, 4318, 4572, 4776, 5373, 5508, 6477, 6766, 6858, 7164, 8636, 9144, 10149, 10287, 10746, 11016, 12954, 13532, 13716, 14328, 16119, 17272, 19431, 20298, 20574, 21492, 25273, 25908, 27064, 27432, 30447, 32238, 38862, 40596, 41148, 42984, 50546, 51816, 58293, 60894, 64476, 75819, 77724, 81192, 82296, 91341, 101092, 116586, 121788, 128952, 151638, 155448, 174879, 182682, 202184, 227457, 233172, 243576, 274023, 303276, 349758, 365364, 429641, 454914, 466344, 548046, 606552, 682371, 699516, 730728, 859282, 909828, 1096092, 1288923, 1364742, 1399032, 1718564, 1819656, 2047113, 2192184, 2577846, 2729484, 3437128, 3866769, 4094226, 5155692, 5458968, 7733538, 8188452, 10311384, 11600307, 15467076, 16376904, 23200614, 30934152, 34800921, 46401228, 69601842, 92802456, 139203684, 278407368]

約数ペア:

[(1, 278407368), (2, 139203684), (3, 92802456), (4, 69601842), (6, 46401228), (8, 34800921), (9, 30934152), (12, 23200614), (17, 16376904), (18, 15467076), (24, 11600307), (27, 10311384), (34, 8188452), (36, 7733538), (51, 5458968), (54, 5155692), (68, 4094226), (72, 3866769), (81, 3437128), (102, 2729484), (108, 2577846), (127, 2192184), (136, 2047113), (153, 1819656), (162, 1718564), (199, 1399032), (204, 1364742), (216, 1288923), (254, 1096092), (306, 909828), (324, 859282), (381, 730728), (398, 699516), (408, 682371), (459, 606552), (508, 548046), (597, 466344), (612, 454914), (648, 429641), (762, 365364), (796, 349758), (918, 303276), (1016, 274023), (1143, 243576), (1194, 233172), (1224, 227457), (1377, 202184), (1524, 182682), (1592, 174879), (1791, 155448), (1836, 151638), (2159, 128952), (2286, 121788), (2388, 116586), (2754, 101092), (3048, 91341), (3383, 82296), (3429, 81192), (3582, 77724), (3672, 75819), (4318, 64476), (4572, 60894), (4776, 58293), (5373, 51816), (5508, 50546), (6477, 42984), (6766, 41148), (6858, 40596), (7164, 38862), (8636, 32238), (9144, 30447), (10149, 27432), (10287, 27064), (10746, 25908), (11016, 25273), (12954, 21492), (13532, 20574), (13716, 20298), (14328, 19431), (16119, 17272)]