285510960

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:873

約数の個数: 320

約数和(自身を含む): 1174210560

約数和(自身を除く): 888699600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 48, 54, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 105, 108, 112, 115, 120, 126, 135, 138, 140, 144, 161, 168, 180, 184, 189, 207, 210, 216, 230, 240, 252, 270, 276, 280, 315, 322, 336, 345, 360, 368, 378, 414, 420, 432, 460, 483, 504, 540, 552, 560, 621, 630, 644, 690, 720, 756, 805, 821, 828, 840, 920, 945, 966, 1008, 1035, 1080, 1104, 1242, 1260, 1288, 1380, 1449, 1512, 1610, 1642, 1656, 1680, 1840, 1890, 1932, 2070, 2160, 2415, 2463, 2484, 2520, 2576, 2760, 2898, 3024, 3105, 3220, 3284, 3312, 3780, 3864, 4105, 4140, 4347, 4830, 4926, 4968, 5040, 5520, 5747, 5796, 6210, 6440, 6568, 7245, 7389, 7560, 7728, 8210, 8280, 8694, 9660, 9852, 9936, 11494, 11592, 12315, 12420, 12880, 13136, 14490, 14778, 15120, 16420, 16560, 17241, 17388, 18883, 19320, 19704, 21735, 22167, 22988, 23184, 24630, 24840, 28735, 28980, 29556, 32840, 34482, 34776, 36945, 37766, 38640, 39408, 43470, 44334, 45976, 49260, 49680, 51723, 56649, 57470, 57960, 59112, 65680, 68964, 69552, 73890, 75532, 86205, 86940, 88668, 91952, 94415, 98520, 103446, 110835, 113298, 114940, 115920, 118224, 132181, 137928, 147780, 151064, 155169, 169947, 172410, 173880, 177336, 188830, 197040, 206892, 221670, 226596, 229880, 258615, 264362, 275856, 283245, 295560, 302128, 310338, 339894, 344820, 347760, 354672, 377660, 396543, 413784, 443340, 453192, 459760, 509841, 517230, 528724, 566490, 591120, 620676, 660905, 679788, 689640, 755320, 775845, 793086, 827568, 849735, 886680, 906384, 1019682, 1034460, 1057448, 1132980, 1189629, 1241352, 1321810, 1359576, 1379280, 1510640, 1551690, 1586172, 1699470, 1773360, 1982715, 2039364, 2068920, 2114896, 2265960, 2379258, 2482704, 2549205, 2643620, 2719152, 3103380, 3172344, 3398940, 3568887, 3965430, 4078728, 4137840, 4531920, 4758516, 5098410, 5287240, 5948145, 6206760, 6344688, 6797880, 7137774, 7930860, 8157456, 9517032, 10196820, 10574480, 11896290, 12413520, 13595760, 14275548, 15861720, 17844435, 19034064, 20393640, 23792580, 28551096, 31723440, 35688870, 40787280, 47585160, 57102192, 71377740, 95170320, 142755480, 285510960]

約数ペア:

[(1, 285510960), (2, 142755480), (3, 95170320), (4, 71377740), (5, 57102192), (6, 47585160), (7, 40787280), (8, 35688870), (9, 31723440), (10, 28551096), (12, 23792580), (14, 20393640), (15, 19034064), (16, 17844435), (18, 15861720), (20, 14275548), (21, 13595760), (23, 12413520), (24, 11896290), (27, 10574480), (28, 10196820), (30, 9517032), (35, 8157456), (36, 7930860), (40, 7137774), (42, 6797880), (45, 6344688), (46, 6206760), (48, 5948145), (54, 5287240), (56, 5098410), (60, 4758516), (63, 4531920), (69, 4137840), (70, 4078728), (72, 3965430), (80, 3568887), (84, 3398940), (90, 3172344), (92, 3103380), (105, 2719152), (108, 2643620), (112, 2549205), (115, 2482704), (120, 2379258), (126, 2265960), (135, 2114896), (138, 2068920), (140, 2039364), (144, 1982715), (161, 1773360), (168, 1699470), (180, 1586172), (184, 1551690), (189, 1510640), (207, 1379280), (210, 1359576), (216, 1321810), (230, 1241352), (240, 1189629), (252, 1132980), (270, 1057448), (276, 1034460), (280, 1019682), (315, 906384), (322, 886680), (336, 849735), (345, 827568), (360, 793086), (368, 775845), (378, 755320), (414, 689640), (420, 679788), (432, 660905), (460, 620676), (483, 591120), (504, 566490), (540, 528724), (552, 517230), (560, 509841), (621, 459760), (630, 453192), (644, 443340), (690, 413784), (720, 396543), (756, 377660), (805, 354672), (821, 347760), (828, 344820), (840, 339894), (920, 310338), (945, 302128), (966, 295560), (1008, 283245), (1035, 275856), (1080, 264362), (1104, 258615), (1242, 229880), (1260, 226596), (1288, 221670), (1380, 206892), (1449, 197040), (1512, 188830), (1610, 177336), (1642, 173880), (1656, 172410), (1680, 169947), (1840, 155169), (1890, 151064), (1932, 147780), (2070, 137928), (2160, 132181), (2415, 118224), (2463, 115920), (2484, 114940), (2520, 113298), (2576, 110835), (2760, 103446), (2898, 98520), (3024, 94415), (3105, 91952), (3220, 88668), (3284, 86940), (3312, 86205), (3780, 75532), (3864, 73890), (4105, 69552), (4140, 68964), (4347, 65680), (4830, 59112), (4926, 57960), (4968, 57470), (5040, 56649), (5520, 51723), (5747, 49680), (5796, 49260), (6210, 45976), (6440, 44334), (6568, 43470), (7245, 39408), (7389, 38640), (7560, 37766), (7728, 36945), (8210, 34776), (8280, 34482), (8694, 32840), (9660, 29556), (9852, 28980), (9936, 28735), (11494, 24840), (11592, 24630), (12315, 23184), (12420, 22988), (12880, 22167), (13136, 21735), (14490, 19704), (14778, 19320), (15120, 18883), (16420, 17388), (16560, 17241)]