1280074320

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2731}}^1$

素因数の和:2791

約数の個数: 320

約数和(自身を含む): 5203476480

約数和(自身を除く): 3923402160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 108, 112, 120, 124, 126, 135, 140, 144, 155, 168, 180, 186, 189, 210, 216, 217, 240, 248, 252, 270, 279, 280, 310, 315, 336, 360, 372, 378, 420, 432, 434, 465, 496, 504, 540, 558, 560, 620, 630, 651, 720, 744, 756, 837, 840, 868, 930, 945, 1008, 1080, 1085, 1116, 1240, 1260, 1302, 1395, 1488, 1512, 1674, 1680, 1736, 1860, 1890, 1953, 2160, 2170, 2232, 2480, 2520, 2604, 2731, 2790, 3024, 3255, 3348, 3472, 3720, 3780, 3906, 4185, 4340, 4464, 5040, 5208, 5462, 5580, 5859, 6510, 6696, 7440, 7560, 7812, 8193, 8370, 8680, 9765, 10416, 10924, 11160, 11718, 13020, 13392, 13655, 15120, 15624, 16386, 16740, 17360, 19117, 19530, 21848, 22320, 23436, 24579, 26040, 27310, 29295, 31248, 32772, 33480, 38234, 39060, 40965, 43696, 46872, 49158, 52080, 54620, 57351, 58590, 65544, 66960, 73737, 76468, 78120, 81930, 84661, 93744, 95585, 98316, 109240, 114702, 117180, 122895, 131088, 147474, 152936, 156240, 163860, 169322, 172053, 191170, 196632, 218480, 229404, 234360, 245790, 253983, 286755, 294948, 305872, 327720, 338644, 344106, 368685, 382340, 393264, 423305, 458808, 468720, 491580, 507966, 516159, 573510, 589896, 592627, 655440, 677288, 688212, 737370, 761949, 764680, 846610, 860265, 917616, 983160, 1015932, 1032318, 1147020, 1179792, 1185254, 1269915, 1354576, 1376424, 1474740, 1523898, 1529360, 1693220, 1720530, 1777881, 1966320, 2031864, 2064636, 2285847, 2294040, 2370508, 2539830, 2580795, 2752848, 2949480, 2963135, 3047796, 3386440, 3441060, 3555762, 3809745, 4063728, 4129272, 4571694, 4588080, 4741016, 5079660, 5161590, 5333643, 5898960, 5926270, 6095592, 6772880, 6882120, 7111524, 7619490, 8258544, 8889405, 9143388, 9482032, 10159320, 10323180, 10667286, 11429235, 11852540, 12191184, 13764240, 14223048, 15238980, 16000929, 17778810, 18286776, 20318640, 20646360, 21334572, 22858470, 23705080, 26668215, 28446096, 30477960, 32001858, 35557620, 36573552, 41292720, 42669144, 45716940, 47410160, 53336430, 60955920, 64003716, 71115240, 80004645, 85338288, 91433880, 106672860, 128007432, 142230480, 160009290, 182867760, 213345720, 256014864, 320018580, 426691440, 640037160, 1280074320]

約数ペア:

[(1, 1280074320), (2, 640037160), (3, 426691440), (4, 320018580), (5, 256014864), (6, 213345720), (7, 182867760), (8, 160009290), (9, 142230480), (10, 128007432), (12, 106672860), (14, 91433880), (15, 85338288), (16, 80004645), (18, 71115240), (20, 64003716), (21, 60955920), (24, 53336430), (27, 47410160), (28, 45716940), (30, 42669144), (31, 41292720), (35, 36573552), (36, 35557620), (40, 32001858), (42, 30477960), (45, 28446096), (48, 26668215), (54, 23705080), (56, 22858470), (60, 21334572), (62, 20646360), (63, 20318640), (70, 18286776), (72, 17778810), (80, 16000929), (84, 15238980), (90, 14223048), (93, 13764240), (105, 12191184), (108, 11852540), (112, 11429235), (120, 10667286), (124, 10323180), (126, 10159320), (135, 9482032), (140, 9143388), (144, 8889405), (155, 8258544), (168, 7619490), (180, 7111524), (186, 6882120), (189, 6772880), (210, 6095592), (216, 5926270), (217, 5898960), (240, 5333643), (248, 5161590), (252, 5079660), (270, 4741016), (279, 4588080), (280, 4571694), (310, 4129272), (315, 4063728), (336, 3809745), (360, 3555762), (372, 3441060), (378, 3386440), (420, 3047796), (432, 2963135), (434, 2949480), (465, 2752848), (496, 2580795), (504, 2539830), (540, 2370508), (558, 2294040), (560, 2285847), (620, 2064636), (630, 2031864), (651, 1966320), (720, 1777881), (744, 1720530), (756, 1693220), (837, 1529360), (840, 1523898), (868, 1474740), (930, 1376424), (945, 1354576), (1008, 1269915), (1080, 1185254), (1085, 1179792), (1116, 1147020), (1240, 1032318), (1260, 1015932), (1302, 983160), (1395, 917616), (1488, 860265), (1512, 846610), (1674, 764680), (1680, 761949), (1736, 737370), (1860, 688212), (1890, 677288), (1953, 655440), (2160, 592627), (2170, 589896), (2232, 573510), (2480, 516159), (2520, 507966), (2604, 491580), (2731, 468720), (2790, 458808), (3024, 423305), (3255, 393264), (3348, 382340), (3472, 368685), (3720, 344106), (3780, 338644), (3906, 327720), (4185, 305872), (4340, 294948), (4464, 286755), (5040, 253983), (5208, 245790), (5462, 234360), (5580, 229404), (5859, 218480), (6510, 196632), (6696, 191170), (7440, 172053), (7560, 169322), (7812, 163860), (8193, 156240), (8370, 152936), (8680, 147474), (9765, 131088), (10416, 122895), (10924, 117180), (11160, 114702), (11718, 109240), (13020, 98316), (13392, 95585), (13655, 93744), (15120, 84661), (15624, 81930), (16386, 78120), (16740, 76468), (17360, 73737), (19117, 66960), (19530, 65544), (21848, 58590), (22320, 57351), (23436, 54620), (24579, 52080), (26040, 49158), (27310, 46872), (29295, 43696), (31248, 40965), (32772, 39060), (33480, 38234)]