254462880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:412

約数の個数: 288

約数和(自身を含む): 965260800

約数和(自身を除く): 710797920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 49, 56, 60, 62, 70, 80, 84, 93, 96, 98, 105, 112, 120, 124, 140, 147, 155, 160, 168, 186, 196, 210, 217, 224, 240, 245, 248, 280, 294, 310, 336, 349, 372, 392, 420, 434, 465, 480, 490, 496, 560, 588, 620, 651, 672, 698, 735, 744, 784, 840, 868, 930, 980, 992, 1047, 1085, 1120, 1176, 1240, 1302, 1396, 1470, 1488, 1519, 1568, 1680, 1736, 1745, 1860, 1960, 2094, 2170, 2352, 2443, 2480, 2604, 2792, 2940, 2976, 3038, 3255, 3360, 3472, 3490, 3720, 3920, 4188, 4340, 4557, 4704, 4886, 4960, 5208, 5235, 5584, 5880, 6076, 6510, 6944, 6980, 7329, 7440, 7595, 7840, 8376, 8680, 9114, 9772, 10416, 10470, 10819, 11168, 11760, 12152, 12215, 13020, 13960, 14658, 14880, 15190, 16752, 17101, 17360, 18228, 19544, 20832, 20940, 21638, 22785, 23520, 24304, 24430, 26040, 27920, 29316, 30380, 32457, 33504, 34202, 34720, 36456, 36645, 39088, 41880, 43276, 45570, 48608, 48860, 51303, 52080, 54095, 55840, 58632, 60760, 64914, 68404, 72912, 73290, 75733, 78176, 83760, 85505, 86552, 91140, 97720, 102606, 104160, 108190, 117264, 121520, 129828, 136808, 145824, 146580, 151466, 162285, 167520, 171010, 173104, 182280, 195440, 205212, 216380, 227199, 234528, 243040, 256515, 259656, 273616, 293160, 302932, 324570, 342020, 346208, 364560, 378665, 390880, 410424, 432760, 454398, 513030, 519312, 530131, 547232, 586320, 605864, 649140, 684040, 729120, 757330, 820848, 865520, 908796, 1026060, 1038624, 1060262, 1135995, 1172640, 1211728, 1298280, 1368080, 1514660, 1590393, 1641696, 1731040, 1817592, 2052120, 2120524, 2271990, 2423456, 2596560, 2650655, 2736160, 3029320, 3180786, 3635184, 4104240, 4241048, 4543980, 5193120, 5301310, 6058640, 6361572, 7270368, 7951965, 8208480, 8482096, 9087960, 10602620, 12117280, 12723144, 15903930, 16964192, 18175920, 21205240, 25446288, 31807860, 36351840, 42410480, 50892576, 63615720, 84820960, 127231440, 254462880]

約数ペア:

[(1, 254462880), (2, 127231440), (3, 84820960), (4, 63615720), (5, 50892576), (6, 42410480), (7, 36351840), (8, 31807860), (10, 25446288), (12, 21205240), (14, 18175920), (15, 16964192), (16, 15903930), (20, 12723144), (21, 12117280), (24, 10602620), (28, 9087960), (30, 8482096), (31, 8208480), (32, 7951965), (35, 7270368), (40, 6361572), (42, 6058640), (48, 5301310), (49, 5193120), (56, 4543980), (60, 4241048), (62, 4104240), (70, 3635184), (80, 3180786), (84, 3029320), (93, 2736160), (96, 2650655), (98, 2596560), (105, 2423456), (112, 2271990), (120, 2120524), (124, 2052120), (140, 1817592), (147, 1731040), (155, 1641696), (160, 1590393), (168, 1514660), (186, 1368080), (196, 1298280), (210, 1211728), (217, 1172640), (224, 1135995), (240, 1060262), (245, 1038624), (248, 1026060), (280, 908796), (294, 865520), (310, 820848), (336, 757330), (349, 729120), (372, 684040), (392, 649140), (420, 605864), (434, 586320), (465, 547232), (480, 530131), (490, 519312), (496, 513030), (560, 454398), (588, 432760), (620, 410424), (651, 390880), (672, 378665), (698, 364560), (735, 346208), (744, 342020), (784, 324570), (840, 302932), (868, 293160), (930, 273616), (980, 259656), (992, 256515), (1047, 243040), (1085, 234528), (1120, 227199), (1176, 216380), (1240, 205212), (1302, 195440), (1396, 182280), (1470, 173104), (1488, 171010), (1519, 167520), (1568, 162285), (1680, 151466), (1736, 146580), (1745, 145824), (1860, 136808), (1960, 129828), (2094, 121520), (2170, 117264), (2352, 108190), (2443, 104160), (2480, 102606), (2604, 97720), (2792, 91140), (2940, 86552), (2976, 85505), (3038, 83760), (3255, 78176), (3360, 75733), (3472, 73290), (3490, 72912), (3720, 68404), (3920, 64914), (4188, 60760), (4340, 58632), (4557, 55840), (4704, 54095), (4886, 52080), (4960, 51303), (5208, 48860), (5235, 48608), (5584, 45570), (5880, 43276), (6076, 41880), (6510, 39088), (6944, 36645), (6980, 36456), (7329, 34720), (7440, 34202), (7595, 33504), (7840, 32457), (8376, 30380), (8680, 29316), (9114, 27920), (9772, 26040), (10416, 24430), (10470, 24304), (10819, 23520), (11168, 22785), (11760, 21638), (12152, 20940), (12215, 20832), (13020, 19544), (13960, 18228), (14658, 17360), (14880, 17101), (15190, 16752)]