255061440

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{557}}^1$

素因数の和:636

約数の個数: 224

約数和(自身を含む): 918423360

約数和(自身を除く): 663361920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 53, 54, 60, 64, 72, 80, 90, 96, 106, 108, 120, 135, 144, 159, 160, 180, 192, 212, 216, 240, 265, 270, 288, 318, 320, 360, 424, 432, 477, 480, 530, 540, 557, 576, 636, 720, 795, 848, 864, 954, 960, 1060, 1080, 1114, 1272, 1431, 1440, 1590, 1671, 1696, 1728, 1908, 2120, 2160, 2228, 2385, 2544, 2785, 2862, 2880, 3180, 3342, 3392, 3816, 4240, 4320, 4456, 4770, 5013, 5088, 5570, 5724, 6360, 6684, 7155, 7632, 8355, 8480, 8640, 8912, 9540, 10026, 10176, 11140, 11448, 12720, 13368, 14310, 15039, 15264, 16710, 16960, 17824, 19080, 20052, 22280, 22896, 25065, 25440, 26736, 28620, 29521, 30078, 30528, 33420, 35648, 38160, 40104, 44560, 45792, 50130, 50880, 53472, 57240, 59042, 60156, 66840, 75195, 76320, 80208, 88563, 89120, 91584, 100260, 106944, 114480, 118084, 120312, 133680, 147605, 150390, 152640, 160416, 177126, 178240, 200520, 228960, 236168, 240624, 265689, 267360, 295210, 300780, 320832, 354252, 401040, 442815, 457920, 472336, 481248, 531378, 534720, 590420, 601560, 708504, 797067, 802080, 885630, 944672, 962496, 1062756, 1180840, 1203120, 1328445, 1417008, 1594134, 1604160, 1771260, 1889344, 2125512, 2361680, 2406240, 2656890, 2834016, 3188268, 3542520, 3985335, 4251024, 4723360, 4812480, 5313780, 5668032, 6376536, 7085040, 7970670, 8502048, 9446720, 10627560, 12753072, 14170080, 15941340, 17004096, 21255120, 25506144, 28340160, 31882680, 42510240, 51012288, 63765360, 85020480, 127530720, 255061440]

約数ペア:

[(1, 255061440), (2, 127530720), (3, 85020480), (4, 63765360), (5, 51012288), (6, 42510240), (8, 31882680), (9, 28340160), (10, 25506144), (12, 21255120), (15, 17004096), (16, 15941340), (18, 14170080), (20, 12753072), (24, 10627560), (27, 9446720), (30, 8502048), (32, 7970670), (36, 7085040), (40, 6376536), (45, 5668032), (48, 5313780), (53, 4812480), (54, 4723360), (60, 4251024), (64, 3985335), (72, 3542520), (80, 3188268), (90, 2834016), (96, 2656890), (106, 2406240), (108, 2361680), (120, 2125512), (135, 1889344), (144, 1771260), (159, 1604160), (160, 1594134), (180, 1417008), (192, 1328445), (212, 1203120), (216, 1180840), (240, 1062756), (265, 962496), (270, 944672), (288, 885630), (318, 802080), (320, 797067), (360, 708504), (424, 601560), (432, 590420), (477, 534720), (480, 531378), (530, 481248), (540, 472336), (557, 457920), (576, 442815), (636, 401040), (720, 354252), (795, 320832), (848, 300780), (864, 295210), (954, 267360), (960, 265689), (1060, 240624), (1080, 236168), (1114, 228960), (1272, 200520), (1431, 178240), (1440, 177126), (1590, 160416), (1671, 152640), (1696, 150390), (1728, 147605), (1908, 133680), (2120, 120312), (2160, 118084), (2228, 114480), (2385, 106944), (2544, 100260), (2785, 91584), (2862, 89120), (2880, 88563), (3180, 80208), (3342, 76320), (3392, 75195), (3816, 66840), (4240, 60156), (4320, 59042), (4456, 57240), (4770, 53472), (5013, 50880), (5088, 50130), (5570, 45792), (5724, 44560), (6360, 40104), (6684, 38160), (7155, 35648), (7632, 33420), (8355, 30528), (8480, 30078), (8640, 29521), (8912, 28620), (9540, 26736), (10026, 25440), (10176, 25065), (11140, 22896), (11448, 22280), (12720, 20052), (13368, 19080), (14310, 17824), (15039, 16960), (15264, 16710)]