285720960

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{3037}}^1$

素因数の和:3073

約数の個数: 192

約数和(自身を含む): 1059775920

約数和(自身を除く): 774054960

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, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 784, 840, 896, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1920, 1960, 2240, 2352, 2688, 2940, 3037, 3136, 3360, 3920, 4480, 4704, 5880, 6074, 6272, 6720, 7840, 9111, 9408, 11760, 12148, 13440, 15185, 15680, 18222, 18816, 21259, 23520, 24296, 30370, 31360, 36444, 42518, 45555, 47040, 48592, 60740, 63777, 72888, 85036, 91110, 94080, 97184, 106295, 121480, 127554, 145776, 148813, 170072, 182220, 194368, 212590, 242960, 255108, 291552, 297626, 318885, 340144, 364440, 388736, 425180, 446439, 485920, 510216, 583104, 595252, 637770, 680288, 728880, 744065, 850360, 892878, 971840, 1020432, 1166208, 1190504, 1275540, 1360576, 1457760, 1488130, 1700720, 1785756, 1943680, 2040864, 2232195, 2381008, 2551080, 2721152, 2915520, 2976260, 3401440, 3571512, 4081728, 4464390, 4762016, 5102160, 5831040, 5952520, 6802880, 7143024, 8163456, 8928780, 9524032, 10204320, 11905040, 13605760, 14286048, 17857560, 19048064, 20408640, 23810080, 28572096, 35715120, 40817280, 47620160, 57144192, 71430240, 95240320, 142860480, 285720960]

約数ペア:

[(1, 285720960), (2, 142860480), (3, 95240320), (4, 71430240), (5, 57144192), (6, 47620160), (7, 40817280), (8, 35715120), (10, 28572096), (12, 23810080), (14, 20408640), (15, 19048064), (16, 17857560), (20, 14286048), (21, 13605760), (24, 11905040), (28, 10204320), (30, 9524032), (32, 8928780), (35, 8163456), (40, 7143024), (42, 6802880), (48, 5952520), (49, 5831040), (56, 5102160), (60, 4762016), (64, 4464390), (70, 4081728), (80, 3571512), (84, 3401440), (96, 2976260), (98, 2915520), (105, 2721152), (112, 2551080), (120, 2381008), (128, 2232195), (140, 2040864), (147, 1943680), (160, 1785756), (168, 1700720), (192, 1488130), (196, 1457760), (210, 1360576), (224, 1275540), (240, 1190504), (245, 1166208), (280, 1020432), (294, 971840), (320, 892878), (336, 850360), (384, 744065), (392, 728880), (420, 680288), (448, 637770), (480, 595252), (490, 583104), (560, 510216), (588, 485920), (640, 446439), (672, 425180), (735, 388736), (784, 364440), (840, 340144), (896, 318885), (960, 297626), (980, 291552), (1120, 255108), (1176, 242960), (1344, 212590), (1470, 194368), (1568, 182220), (1680, 170072), (1920, 148813), (1960, 145776), (2240, 127554), (2352, 121480), (2688, 106295), (2940, 97184), (3037, 94080), (3136, 91110), (3360, 85036), (3920, 72888), (4480, 63777), (4704, 60740), (5880, 48592), (6074, 47040), (6272, 45555), (6720, 42518), (7840, 36444), (9111, 31360), (9408, 30370), (11760, 24296), (12148, 23520), (13440, 21259), (15185, 18816), (15680, 18222)]