278214720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2179}}^1$

素因数の和:2225

約数の個数: 224

約数和(自身を含む): 1063142400

約数和(自身を除く): 784927680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 266, 280, 285, 304, 320, 336, 380, 399, 420, 448, 456, 480, 532, 560, 570, 608, 665, 672, 760, 798, 840, 912, 960, 1064, 1120, 1140, 1216, 1330, 1344, 1520, 1596, 1680, 1824, 1995, 2128, 2179, 2240, 2280, 2660, 3040, 3192, 3360, 3648, 3990, 4256, 4358, 4560, 5320, 6080, 6384, 6537, 6720, 7980, 8512, 8716, 9120, 10640, 10895, 12768, 13074, 15253, 15960, 17432, 18240, 21280, 21790, 25536, 26148, 30506, 31920, 32685, 34864, 41401, 42560, 43580, 45759, 52296, 61012, 63840, 65370, 69728, 76265, 82802, 87160, 91518, 104592, 122024, 124203, 127680, 130740, 139456, 152530, 165604, 174320, 183036, 207005, 209184, 228795, 244048, 248406, 261480, 289807, 305060, 331208, 348640, 366072, 414010, 418368, 457590, 488096, 496812, 522960, 579614, 610120, 621015, 662416, 697280, 732144, 828020, 869421, 915180, 976192, 993624, 1045920, 1159228, 1220240, 1242030, 1324832, 1449035, 1464288, 1656040, 1738842, 1830360, 1987248, 2091840, 2318456, 2440480, 2484060, 2649664, 2898070, 2928576, 3312080, 3477684, 3660720, 3974496, 4347105, 4636912, 4880960, 4968120, 5796140, 6624160, 6955368, 7321440, 7948992, 8694210, 9273824, 9936240, 11592280, 13248320, 13910736, 14642880, 17388420, 18547648, 19872480, 23184560, 27821472, 34776840, 39744960, 46369120, 55642944, 69553680, 92738240, 139107360, 278214720]

約数ペア:

[(1, 278214720), (2, 139107360), (3, 92738240), (4, 69553680), (5, 55642944), (6, 46369120), (7, 39744960), (8, 34776840), (10, 27821472), (12, 23184560), (14, 19872480), (15, 18547648), (16, 17388420), (19, 14642880), (20, 13910736), (21, 13248320), (24, 11592280), (28, 9936240), (30, 9273824), (32, 8694210), (35, 7948992), (38, 7321440), (40, 6955368), (42, 6624160), (48, 5796140), (56, 4968120), (57, 4880960), (60, 4636912), (64, 4347105), (70, 3974496), (76, 3660720), (80, 3477684), (84, 3312080), (95, 2928576), (96, 2898070), (105, 2649664), (112, 2484060), (114, 2440480), (120, 2318456), (133, 2091840), (140, 1987248), (152, 1830360), (160, 1738842), (168, 1656040), (190, 1464288), (192, 1449035), (210, 1324832), (224, 1242030), (228, 1220240), (240, 1159228), (266, 1045920), (280, 993624), (285, 976192), (304, 915180), (320, 869421), (336, 828020), (380, 732144), (399, 697280), (420, 662416), (448, 621015), (456, 610120), (480, 579614), (532, 522960), (560, 496812), (570, 488096), (608, 457590), (665, 418368), (672, 414010), (760, 366072), (798, 348640), (840, 331208), (912, 305060), (960, 289807), (1064, 261480), (1120, 248406), (1140, 244048), (1216, 228795), (1330, 209184), (1344, 207005), (1520, 183036), (1596, 174320), (1680, 165604), (1824, 152530), (1995, 139456), (2128, 130740), (2179, 127680), (2240, 124203), (2280, 122024), (2660, 104592), (3040, 91518), (3192, 87160), (3360, 82802), (3648, 76265), (3990, 69728), (4256, 65370), (4358, 63840), (4560, 61012), (5320, 52296), (6080, 45759), (6384, 43580), (6537, 42560), (6720, 41401), (7980, 34864), (8512, 32685), (8716, 31920), (9120, 30506), (10640, 26148), (10895, 25536), (12768, 21790), (13074, 21280), (15253, 18240), (15960, 17432)]