4280720640

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2243}}^1$

素因数の和:2345

約数の個数: 288

約数和(自身を含む): 15851759616

約数和(自身を除く): 11571038976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 71, 80, 84, 96, 105, 112, 120, 128, 140, 142, 160, 168, 192, 210, 213, 224, 240, 256, 280, 284, 320, 336, 355, 384, 420, 426, 448, 480, 497, 560, 568, 640, 672, 710, 768, 840, 852, 896, 960, 994, 1065, 1120, 1136, 1280, 1344, 1420, 1491, 1680, 1704, 1792, 1920, 1988, 2130, 2240, 2243, 2272, 2485, 2688, 2840, 2982, 3360, 3408, 3840, 3976, 4260, 4480, 4486, 4544, 4970, 5376, 5680, 5964, 6720, 6729, 6816, 7455, 7952, 8520, 8960, 8972, 9088, 9940, 11215, 11360, 11928, 13440, 13458, 13632, 14910, 15701, 15904, 17040, 17944, 18176, 19880, 22430, 22720, 23856, 26880, 26916, 27264, 29820, 31402, 31808, 33645, 34080, 35888, 39760, 44860, 45440, 47103, 47712, 53832, 54528, 59640, 62804, 63616, 67290, 68160, 71776, 78505, 79520, 89720, 90880, 94206, 95424, 107664, 119280, 125608, 127232, 134580, 136320, 143552, 157010, 159040, 159253, 179440, 188412, 190848, 215328, 235515, 238560, 251216, 269160, 272640, 287104, 314020, 318080, 318506, 358880, 376824, 381696, 430656, 471030, 477120, 477759, 502432, 538320, 574208, 628040, 636160, 637012, 717760, 753648, 796265, 861312, 942060, 954240, 955518, 1004864, 1076640, 1114771, 1256080, 1274024, 1435520, 1507296, 1592530, 1722624, 1884120, 1908480, 1911036, 2009728, 2153280, 2229542, 2388795, 2512160, 2548048, 2871040, 3014592, 3185060, 3344313, 3768240, 3822072, 4019456, 4306560, 4459084, 4777590, 5024320, 5096096, 5573855, 6029184, 6370120, 6688626, 7536480, 7644144, 8613120, 8918168, 9555180, 10048640, 10192192, 11147710, 12058368, 12740240, 13377252, 15072960, 15288288, 16721565, 17836336, 19110360, 20097280, 20384384, 22295420, 25480480, 26754504, 30145920, 30576576, 33443130, 35672672, 38220720, 40768768, 44590840, 50960960, 53509008, 60291840, 61153152, 66886260, 71345344, 76441440, 89181680, 101921920, 107018016, 122306304, 133772520, 142690688, 152882880, 178363360, 203843840, 214036032, 267545040, 285381376, 305765760, 356726720, 428072064, 535090080, 611531520, 713453440, 856144128, 1070180160, 1426906880, 2140360320, 4280720640]

約数ペア:

[(1, 4280720640), (2, 2140360320), (3, 1426906880), (4, 1070180160), (5, 856144128), (6, 713453440), (7, 611531520), (8, 535090080), (10, 428072064), (12, 356726720), (14, 305765760), (15, 285381376), (16, 267545040), (20, 214036032), (21, 203843840), (24, 178363360), (28, 152882880), (30, 142690688), (32, 133772520), (35, 122306304), (40, 107018016), (42, 101921920), (48, 89181680), (56, 76441440), (60, 71345344), (64, 66886260), (70, 61153152), (71, 60291840), (80, 53509008), (84, 50960960), (96, 44590840), (105, 40768768), (112, 38220720), (120, 35672672), (128, 33443130), (140, 30576576), (142, 30145920), (160, 26754504), (168, 25480480), (192, 22295420), (210, 20384384), (213, 20097280), (224, 19110360), (240, 17836336), (256, 16721565), (280, 15288288), (284, 15072960), (320, 13377252), (336, 12740240), (355, 12058368), (384, 11147710), (420, 10192192), (426, 10048640), (448, 9555180), (480, 8918168), (497, 8613120), (560, 7644144), (568, 7536480), (640, 6688626), (672, 6370120), (710, 6029184), (768, 5573855), (840, 5096096), (852, 5024320), (896, 4777590), (960, 4459084), (994, 4306560), (1065, 4019456), (1120, 3822072), (1136, 3768240), (1280, 3344313), (1344, 3185060), (1420, 3014592), (1491, 2871040), (1680, 2548048), (1704, 2512160), (1792, 2388795), (1920, 2229542), (1988, 2153280), (2130, 2009728), (2240, 1911036), (2243, 1908480), (2272, 1884120), (2485, 1722624), (2688, 1592530), (2840, 1507296), (2982, 1435520), (3360, 1274024), (3408, 1256080), (3840, 1114771), (3976, 1076640), (4260, 1004864), (4480, 955518), (4486, 954240), (4544, 942060), (4970, 861312), (5376, 796265), (5680, 753648), (5964, 717760), (6720, 637012), (6729, 636160), (6816, 628040), (7455, 574208), (7952, 538320), (8520, 502432), (8960, 477759), (8972, 477120), (9088, 471030), (9940, 430656), (11215, 381696), (11360, 376824), (11928, 358880), (13440, 318506), (13458, 318080), (13632, 314020), (14910, 287104), (15701, 272640), (15904, 269160), (17040, 251216), (17944, 238560), (18176, 235515), (19880, 215328), (22430, 190848), (22720, 188412), (23856, 179440), (26880, 159253), (26916, 159040), (27264, 157010), (29820, 143552), (31402, 136320), (31808, 134580), (33645, 127232), (34080, 125608), (35888, 119280), (39760, 107664), (44860, 95424), (45440, 94206), (47103, 90880), (47712, 89720), (53832, 79520), (54528, 78505), (59640, 71776), (62804, 68160), (63616, 67290)]