401408640

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{307}}^1$

素因数の和:559

約数の個数: 192

約数和(自身を含む): 1396755360

約数和(自身を除く): 995346720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 227, 240, 288, 307, 320, 360, 384, 454, 480, 576, 614, 640, 681, 720, 908, 921, 960, 1135, 1152, 1228, 1362, 1440, 1535, 1816, 1842, 1920, 2043, 2270, 2456, 2724, 2763, 2880, 3070, 3405, 3632, 3684, 4086, 4540, 4605, 4912, 5448, 5526, 5760, 6140, 6810, 7264, 7368, 8172, 9080, 9210, 9824, 10215, 10896, 11052, 12280, 13620, 13815, 14528, 14736, 16344, 18160, 18420, 19648, 20430, 21792, 22104, 24560, 27240, 27630, 29056, 29472, 32688, 36320, 36840, 39296, 40860, 43584, 44208, 49120, 54480, 55260, 58944, 65376, 69689, 72640, 73680, 81720, 87168, 88416, 98240, 108960, 110520, 117888, 130752, 139378, 145280, 147360, 163440, 176832, 196480, 209067, 217920, 221040, 261504, 278756, 294720, 326880, 348445, 353664, 418134, 435840, 442080, 557512, 589440, 627201, 653760, 696890, 836268, 884160, 1045335, 1115024, 1254402, 1307520, 1393780, 1672536, 1768320, 2090670, 2230048, 2508804, 2787560, 3136005, 3345072, 4181340, 4460096, 5017608, 5575120, 6272010, 6690144, 8362680, 8920192, 10035216, 11150240, 12544020, 13380288, 16725360, 20070432, 22300480, 25088040, 26760576, 33450720, 40140864, 44600960, 50176080, 66901440, 80281728, 100352160, 133802880, 200704320, 401408640]

約数ペア:

[(1, 401408640), (2, 200704320), (3, 133802880), (4, 100352160), (5, 80281728), (6, 66901440), (8, 50176080), (9, 44600960), (10, 40140864), (12, 33450720), (15, 26760576), (16, 25088040), (18, 22300480), (20, 20070432), (24, 16725360), (30, 13380288), (32, 12544020), (36, 11150240), (40, 10035216), (45, 8920192), (48, 8362680), (60, 6690144), (64, 6272010), (72, 5575120), (80, 5017608), (90, 4460096), (96, 4181340), (120, 3345072), (128, 3136005), (144, 2787560), (160, 2508804), (180, 2230048), (192, 2090670), (227, 1768320), (240, 1672536), (288, 1393780), (307, 1307520), (320, 1254402), (360, 1115024), (384, 1045335), (454, 884160), (480, 836268), (576, 696890), (614, 653760), (640, 627201), (681, 589440), (720, 557512), (908, 442080), (921, 435840), (960, 418134), (1135, 353664), (1152, 348445), (1228, 326880), (1362, 294720), (1440, 278756), (1535, 261504), (1816, 221040), (1842, 217920), (1920, 209067), (2043, 196480), (2270, 176832), (2456, 163440), (2724, 147360), (2763, 145280), (2880, 139378), (3070, 130752), (3405, 117888), (3632, 110520), (3684, 108960), (4086, 98240), (4540, 88416), (4605, 87168), (4912, 81720), (5448, 73680), (5526, 72640), (5760, 69689), (6140, 65376), (6810, 58944), (7264, 55260), (7368, 54480), (8172, 49120), (9080, 44208), (9210, 43584), (9824, 40860), (10215, 39296), (10896, 36840), (11052, 36320), (12280, 32688), (13620, 29472), (13815, 29056), (14528, 27630), (14736, 27240), (16344, 24560), (18160, 22104), (18420, 21792), (19648, 20430)]