280766520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:259

約数の個数: 256

約数和(自身を含む): 995328000

約数和(自身を除く): 714561480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 89, 90, 92, 108, 115, 120, 127, 135, 138, 178, 180, 184, 207, 216, 230, 254, 267, 270, 276, 345, 356, 360, 381, 414, 445, 460, 508, 534, 540, 552, 621, 635, 690, 712, 762, 801, 828, 890, 920, 1016, 1035, 1068, 1080, 1143, 1242, 1270, 1335, 1380, 1524, 1602, 1656, 1780, 1905, 2047, 2070, 2136, 2286, 2403, 2484, 2540, 2670, 2760, 2921, 3048, 3105, 3204, 3429, 3560, 3810, 4005, 4094, 4140, 4572, 4806, 4968, 5080, 5340, 5715, 5842, 6141, 6210, 6408, 6858, 7620, 8010, 8188, 8280, 8763, 9144, 9612, 10235, 10680, 11303, 11430, 11684, 12015, 12282, 12420, 13716, 14605, 15240, 16020, 16376, 17145, 17526, 18423, 19224, 20470, 22606, 22860, 23368, 24030, 24564, 24840, 26289, 27432, 29210, 30705, 32040, 33909, 34290, 35052, 36846, 40940, 43815, 45212, 45720, 48060, 49128, 52578, 55269, 56515, 58420, 61410, 67818, 68580, 70104, 73692, 78867, 81880, 87630, 90424, 92115, 96120, 101727, 105156, 110538, 113030, 116840, 122820, 131445, 135636, 137160, 147384, 157734, 169545, 175260, 184230, 203454, 210312, 221076, 226060, 245640, 259969, 262890, 271272, 276345, 305181, 315468, 339090, 350520, 368460, 394335, 406908, 442152, 452120, 508635, 519938, 525780, 552690, 610362, 630936, 678180, 736920, 779907, 788670, 813816, 1017270, 1039876, 1051560, 1105380, 1220724, 1299845, 1356360, 1525905, 1559814, 1577340, 2034540, 2079752, 2210760, 2339721, 2441448, 2599690, 3051810, 3119628, 3154680, 3899535, 4069080, 4679442, 5199380, 6103620, 6239256, 7019163, 7799070, 9358884, 10398760, 11698605, 12207240, 14038326, 15598140, 18717768, 23397210, 28076652, 31196280, 35095815, 46794420, 56153304, 70191630, 93588840, 140383260, 280766520]

約数ペア:

[(1, 280766520), (2, 140383260), (3, 93588840), (4, 70191630), (5, 56153304), (6, 46794420), (8, 35095815), (9, 31196280), (10, 28076652), (12, 23397210), (15, 18717768), (18, 15598140), (20, 14038326), (23, 12207240), (24, 11698605), (27, 10398760), (30, 9358884), (36, 7799070), (40, 7019163), (45, 6239256), (46, 6103620), (54, 5199380), (60, 4679442), (69, 4069080), (72, 3899535), (89, 3154680), (90, 3119628), (92, 3051810), (108, 2599690), (115, 2441448), (120, 2339721), (127, 2210760), (135, 2079752), (138, 2034540), (178, 1577340), (180, 1559814), (184, 1525905), (207, 1356360), (216, 1299845), (230, 1220724), (254, 1105380), (267, 1051560), (270, 1039876), (276, 1017270), (345, 813816), (356, 788670), (360, 779907), (381, 736920), (414, 678180), (445, 630936), (460, 610362), (508, 552690), (534, 525780), (540, 519938), (552, 508635), (621, 452120), (635, 442152), (690, 406908), (712, 394335), (762, 368460), (801, 350520), (828, 339090), (890, 315468), (920, 305181), (1016, 276345), (1035, 271272), (1068, 262890), (1080, 259969), (1143, 245640), (1242, 226060), (1270, 221076), (1335, 210312), (1380, 203454), (1524, 184230), (1602, 175260), (1656, 169545), (1780, 157734), (1905, 147384), (2047, 137160), (2070, 135636), (2136, 131445), (2286, 122820), (2403, 116840), (2484, 113030), (2540, 110538), (2670, 105156), (2760, 101727), (2921, 96120), (3048, 92115), (3105, 90424), (3204, 87630), (3429, 81880), (3560, 78867), (3810, 73692), (4005, 70104), (4094, 68580), (4140, 67818), (4572, 61410), (4806, 58420), (4968, 56515), (5080, 55269), (5340, 52578), (5715, 49128), (5842, 48060), (6141, 45720), (6210, 45212), (6408, 43815), (6858, 40940), (7620, 36846), (8010, 35052), (8188, 34290), (8280, 33909), (8763, 32040), (9144, 30705), (9612, 29210), (10235, 27432), (10680, 26289), (11303, 24840), (11430, 24564), (11684, 24030), (12015, 23368), (12282, 22860), (12420, 22606), (13716, 20470), (14605, 19224), (15240, 18423), (16020, 17526), (16376, 17145)]