127231440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:410

約数の個数: 240

約数和(自身を含む): 474969600

約数和(自身を除く): 347738160

約数列:

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

約数ペア:

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