1279538640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:347

約数の個数: 320

約数和(自身を含む): 4619704320

約数和(自身を除く): 3340165680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 97, 108, 120, 124, 135, 144, 155, 180, 186, 194, 197, 216, 240, 248, 270, 279, 291, 310, 360, 372, 388, 394, 432, 465, 485, 496, 540, 558, 582, 591, 620, 720, 744, 776, 788, 837, 873, 930, 970, 985, 1080, 1116, 1164, 1182, 1240, 1395, 1455, 1488, 1552, 1576, 1674, 1746, 1773, 1860, 1940, 1970, 2160, 2232, 2328, 2364, 2480, 2619, 2790, 2910, 2955, 3007, 3152, 3348, 3492, 3546, 3720, 3880, 3940, 4185, 4365, 4464, 4656, 4728, 5238, 5319, 5580, 5820, 5910, 6014, 6107, 6696, 6984, 7092, 7440, 7760, 7880, 8370, 8730, 8865, 9021, 9456, 10476, 10638, 11160, 11640, 11820, 12028, 12214, 13095, 13392, 13968, 14184, 15035, 15760, 16740, 17460, 17730, 18042, 18321, 19109, 20952, 21276, 22320, 23280, 23640, 24056, 24428, 26190, 26595, 27063, 28368, 30070, 30535, 33480, 34920, 35460, 36084, 36642, 38218, 41904, 42552, 45105, 47280, 48112, 48856, 52380, 53190, 54126, 54963, 57327, 60140, 61070, 66960, 69840, 70920, 72168, 73284, 76436, 81189, 85104, 90210, 91605, 95545, 97712, 104760, 106380, 108252, 109926, 114654, 120280, 122140, 135315, 141840, 144336, 146568, 152872, 162378, 164889, 171981, 180420, 183210, 191090, 209520, 212760, 216504, 219852, 229308, 240560, 244280, 270630, 274815, 286635, 293136, 305744, 324756, 329778, 343962, 360840, 366420, 382180, 405945, 425520, 433008, 439704, 458616, 488560, 515943, 541260, 549630, 573270, 592379, 649512, 659556, 687924, 721680, 732840, 764360, 811890, 824445, 859905, 879408, 917232, 1031886, 1082520, 1099260, 1146540, 1184758, 1299024, 1319112, 1375848, 1465680, 1528720, 1623780, 1648890, 1719810, 1777137, 2063772, 2165040, 2198520, 2293080, 2369516, 2579715, 2638224, 2751696, 2961895, 3247560, 3297780, 3439620, 3554274, 4127544, 4397040, 4586160, 4739032, 5159430, 5331411, 5923790, 6495120, 6595560, 6879240, 7108548, 8255088, 8885685, 9478064, 10318860, 10662822, 11847580, 13191120, 13758480, 14217096, 15994233, 17771370, 20637720, 21325644, 23695160, 26657055, 28434192, 31988466, 35542740, 41275440, 42651288, 47390320, 53314110, 63976932, 71085480, 79971165, 85302576, 106628220, 127953864, 142170960, 159942330, 213256440, 255907728, 319884660, 426512880, 639769320, 1279538640]

約数ペア:

[(1, 1279538640), (2, 639769320), (3, 426512880), (4, 319884660), (5, 255907728), (6, 213256440), (8, 159942330), (9, 142170960), (10, 127953864), (12, 106628220), (15, 85302576), (16, 79971165), (18, 71085480), (20, 63976932), (24, 53314110), (27, 47390320), (30, 42651288), (31, 41275440), (36, 35542740), (40, 31988466), (45, 28434192), (48, 26657055), (54, 23695160), (60, 21325644), (62, 20637720), (72, 17771370), (80, 15994233), (90, 14217096), (93, 13758480), (97, 13191120), (108, 11847580), (120, 10662822), (124, 10318860), (135, 9478064), (144, 8885685), (155, 8255088), (180, 7108548), (186, 6879240), (194, 6595560), (197, 6495120), (216, 5923790), (240, 5331411), (248, 5159430), (270, 4739032), (279, 4586160), (291, 4397040), (310, 4127544), (360, 3554274), (372, 3439620), (388, 3297780), (394, 3247560), (432, 2961895), (465, 2751696), (485, 2638224), (496, 2579715), (540, 2369516), (558, 2293080), (582, 2198520), (591, 2165040), (620, 2063772), (720, 1777137), (744, 1719810), (776, 1648890), (788, 1623780), (837, 1528720), (873, 1465680), (930, 1375848), (970, 1319112), (985, 1299024), (1080, 1184758), (1116, 1146540), (1164, 1099260), (1182, 1082520), (1240, 1031886), (1395, 917232), (1455, 879408), (1488, 859905), (1552, 824445), (1576, 811890), (1674, 764360), (1746, 732840), (1773, 721680), (1860, 687924), (1940, 659556), (1970, 649512), (2160, 592379), (2232, 573270), (2328, 549630), (2364, 541260), (2480, 515943), (2619, 488560), (2790, 458616), (2910, 439704), (2955, 433008), (3007, 425520), (3152, 405945), (3348, 382180), (3492, 366420), (3546, 360840), (3720, 343962), (3880, 329778), (3940, 324756), (4185, 305744), (4365, 293136), (4464, 286635), (4656, 274815), (4728, 270630), (5238, 244280), (5319, 240560), (5580, 229308), (5820, 219852), (5910, 216504), (6014, 212760), (6107, 209520), (6696, 191090), (6984, 183210), (7092, 180420), (7440, 171981), (7760, 164889), (7880, 162378), (8370, 152872), (8730, 146568), (8865, 144336), (9021, 141840), (9456, 135315), (10476, 122140), (10638, 120280), (11160, 114654), (11640, 109926), (11820, 108252), (12028, 106380), (12214, 104760), (13095, 97712), (13392, 95545), (13968, 91605), (14184, 90210), (15035, 85104), (15760, 81189), (16740, 76436), (17460, 73284), (17730, 72168), (18042, 70920), (18321, 69840), (19109, 66960), (20952, 61070), (21276, 60140), (22320, 57327), (23280, 54963), (23640, 54126), (24056, 53190), (24428, 52380), (26190, 48856), (26595, 48112), (27063, 47280), (28368, 45105), (30070, 42552), (30535, 41904), (33480, 38218), (34920, 36642), (35460, 36084)]