245642880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^3\times {\mathrm{373}}^1$

素因数の和:416

約数の個数: 256

約数和(自身を含む): 915552000

約数和(自身を除く): 669909120

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, 343, 373, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 686, 735, 746, 784, 840, 896, 960, 980, 1029, 1119, 1120, 1176, 1344, 1372, 1470, 1492, 1568, 1680, 1715, 1865, 1920, 1960, 2058, 2238, 2240, 2352, 2611, 2688, 2744, 2940, 2984, 3136, 3360, 3430, 3730, 3920, 4116, 4476, 4480, 4704, 5145, 5222, 5488, 5595, 5880, 5968, 6272, 6720, 6860, 7460, 7833, 7840, 8232, 8952, 9408, 10290, 10444, 10976, 11190, 11760, 11936, 13055, 13440, 13720, 14920, 15666, 15680, 16464, 17904, 18277, 18816, 20580, 20888, 21952, 22380, 23520, 23872, 26110, 27440, 29840, 31332, 31360, 32928, 35808, 36554, 39165, 41160, 41776, 43904, 44760, 47040, 47744, 52220, 54831, 54880, 59680, 62664, 65856, 71616, 73108, 78330, 82320, 83552, 89520, 91385, 94080, 104440, 109662, 109760, 119360, 125328, 127939, 131712, 143232, 146216, 156660, 164640, 167104, 179040, 182770, 208880, 219324, 219520, 238720, 250656, 255878, 274155, 292432, 313320, 329280, 334208, 358080, 365540, 383817, 417760, 438648, 501312, 511756, 548310, 584864, 626640, 639695, 658560, 716160, 731080, 767634, 835520, 877296, 1002624, 1023512, 1096620, 1169728, 1253280, 1279390, 1462160, 1535268, 1671040, 1754592, 1919085, 2047024, 2193240, 2339456, 2506560, 2558780, 2924320, 3070536, 3509184, 3838170, 4094048, 4386480, 5013120, 5117560, 5848640, 6141072, 7018368, 7676340, 8188096, 8772960, 10235120, 11697280, 12282144, 15352680, 16376192, 17545920, 20470240, 24564288, 30705360, 35091840, 40940480, 49128576, 61410720, 81880960, 122821440, 245642880]

約数ペア:

[(1, 245642880), (2, 122821440), (3, 81880960), (4, 61410720), (5, 49128576), (6, 40940480), (7, 35091840), (8, 30705360), (10, 24564288), (12, 20470240), (14, 17545920), (15, 16376192), (16, 15352680), (20, 12282144), (21, 11697280), (24, 10235120), (28, 8772960), (30, 8188096), (32, 7676340), (35, 7018368), (40, 6141072), (42, 5848640), (48, 5117560), (49, 5013120), (56, 4386480), (60, 4094048), (64, 3838170), (70, 3509184), (80, 3070536), (84, 2924320), (96, 2558780), (98, 2506560), (105, 2339456), (112, 2193240), (120, 2047024), (128, 1919085), (140, 1754592), (147, 1671040), (160, 1535268), (168, 1462160), (192, 1279390), (196, 1253280), (210, 1169728), (224, 1096620), (240, 1023512), (245, 1002624), (280, 877296), (294, 835520), (320, 767634), (336, 731080), (343, 716160), (373, 658560), (384, 639695), (392, 626640), (420, 584864), (448, 548310), (480, 511756), (490, 501312), (560, 438648), (588, 417760), (640, 383817), (672, 365540), (686, 358080), (735, 334208), (746, 329280), (784, 313320), (840, 292432), (896, 274155), (960, 255878), (980, 250656), (1029, 238720), (1119, 219520), (1120, 219324), (1176, 208880), (1344, 182770), (1372, 179040), (1470, 167104), (1492, 164640), (1568, 156660), (1680, 146216), (1715, 143232), (1865, 131712), (1920, 127939), (1960, 125328), (2058, 119360), (2238, 109760), (2240, 109662), (2352, 104440), (2611, 94080), (2688, 91385), (2744, 89520), (2940, 83552), (2984, 82320), (3136, 78330), (3360, 73108), (3430, 71616), (3730, 65856), (3920, 62664), (4116, 59680), (4476, 54880), (4480, 54831), (4704, 52220), (5145, 47744), (5222, 47040), (5488, 44760), (5595, 43904), (5880, 41776), (5968, 41160), (6272, 39165), (6720, 36554), (6860, 35808), (7460, 32928), (7833, 31360), (7840, 31332), (8232, 29840), (8952, 27440), (9408, 26110), (10290, 23872), (10444, 23520), (10976, 22380), (11190, 21952), (11760, 20888), (11936, 20580), (13055, 18816), (13440, 18277), (13720, 17904), (14920, 16464), (15666, 15680)]