281386560

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3221}}^1$

素因数の和:3261

約数の個数: 224

約数和(自身を含む): 1099913472

約数和(自身を除く): 818526912

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 672, 728, 780, 832, 840, 910, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2240, 2496, 2730, 2912, 3120, 3221, 3360, 3640, 4160, 4368, 5460, 5824, 6240, 6442, 6720, 7280, 8736, 9663, 10920, 12480, 12884, 14560, 16105, 17472, 19326, 21840, 22547, 25768, 29120, 32210, 38652, 41873, 43680, 45094, 48315, 51536, 64420, 67641, 77304, 83746, 87360, 90188, 96630, 103072, 112735, 125619, 128840, 135282, 154608, 167492, 180376, 193260, 206144, 209365, 225470, 251238, 257680, 270564, 293111, 309216, 334984, 338205, 360752, 386520, 418730, 450940, 502476, 515360, 541128, 586222, 618432, 628095, 669968, 676410, 721504, 773040, 837460, 879333, 901880, 1004952, 1030720, 1082256, 1172444, 1256190, 1339936, 1352820, 1443008, 1465555, 1546080, 1674920, 1758666, 1803760, 2009904, 2164512, 2344888, 2512380, 2679872, 2705640, 2931110, 3092160, 3349840, 3517332, 3607520, 4019808, 4329024, 4396665, 4689776, 5024760, 5411280, 5862220, 6699680, 7034664, 7215040, 8039616, 8793330, 9379552, 10049520, 10822560, 11724440, 13399360, 14069328, 17586660, 18759104, 20099040, 21645120, 23448880, 28138656, 35173320, 40198080, 46897760, 56277312, 70346640, 93795520, 140693280, 281386560]

約数ペア:

[(1, 281386560), (2, 140693280), (3, 93795520), (4, 70346640), (5, 56277312), (6, 46897760), (7, 40198080), (8, 35173320), (10, 28138656), (12, 23448880), (13, 21645120), (14, 20099040), (15, 18759104), (16, 17586660), (20, 14069328), (21, 13399360), (24, 11724440), (26, 10822560), (28, 10049520), (30, 9379552), (32, 8793330), (35, 8039616), (39, 7215040), (40, 7034664), (42, 6699680), (48, 5862220), (52, 5411280), (56, 5024760), (60, 4689776), (64, 4396665), (65, 4329024), (70, 4019808), (78, 3607520), (80, 3517332), (84, 3349840), (91, 3092160), (96, 2931110), (104, 2705640), (105, 2679872), (112, 2512380), (120, 2344888), (130, 2164512), (140, 2009904), (156, 1803760), (160, 1758666), (168, 1674920), (182, 1546080), (192, 1465555), (195, 1443008), (208, 1352820), (210, 1339936), (224, 1256190), (240, 1172444), (260, 1082256), (273, 1030720), (280, 1004952), (312, 901880), (320, 879333), (336, 837460), (364, 773040), (390, 721504), (416, 676410), (420, 669968), (448, 628095), (455, 618432), (480, 586222), (520, 541128), (546, 515360), (560, 502476), (624, 450940), (672, 418730), (728, 386520), (780, 360752), (832, 338205), (840, 334984), (910, 309216), (960, 293111), (1040, 270564), (1092, 257680), (1120, 251238), (1248, 225470), (1344, 209365), (1365, 206144), (1456, 193260), (1560, 180376), (1680, 167492), (1820, 154608), (2080, 135282), (2184, 128840), (2240, 125619), (2496, 112735), (2730, 103072), (2912, 96630), (3120, 90188), (3221, 87360), (3360, 83746), (3640, 77304), (4160, 67641), (4368, 64420), (5460, 51536), (5824, 48315), (6240, 45094), (6442, 43680), (6720, 41873), (7280, 38652), (8736, 32210), (9663, 29120), (10920, 25768), (12480, 22547), (12884, 21840), (14560, 19326), (16105, 17472)]