87207960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:266

約数の個数: 256

約数和(自身を含む): 328458240

約数和(自身を除く): 241250280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 31, 34, 35, 40, 42, 51, 56, 60, 62, 68, 70, 84, 85, 93, 102, 105, 119, 120, 124, 136, 140, 155, 168, 170, 186, 197, 204, 210, 217, 238, 248, 255, 280, 310, 340, 357, 372, 394, 408, 420, 434, 465, 476, 510, 527, 591, 595, 620, 651, 680, 714, 744, 788, 840, 868, 930, 952, 985, 1020, 1054, 1085, 1182, 1190, 1240, 1302, 1379, 1428, 1576, 1581, 1736, 1785, 1860, 1970, 2040, 2108, 2170, 2364, 2380, 2604, 2635, 2758, 2856, 2955, 3162, 3255, 3349, 3570, 3689, 3720, 3940, 4137, 4216, 4340, 4728, 4760, 5208, 5270, 5516, 5910, 6107, 6324, 6510, 6698, 6895, 7140, 7378, 7880, 7905, 8274, 8680, 10047, 10540, 11032, 11067, 11820, 12214, 12648, 13020, 13396, 13790, 14280, 14756, 15810, 16548, 16745, 18321, 18445, 20094, 20685, 21080, 22134, 23443, 23640, 24428, 26040, 26792, 27580, 29512, 30535, 31620, 33096, 33490, 36642, 36890, 40188, 41370, 42749, 44268, 46886, 48856, 50235, 55160, 55335, 61070, 63240, 66980, 70329, 73284, 73780, 80376, 82740, 85498, 88536, 91605, 93772, 100470, 103819, 110670, 117215, 122140, 128247, 133960, 140658, 146568, 147560, 165480, 170996, 183210, 187544, 200940, 207638, 213745, 221340, 234430, 244280, 256494, 281316, 311457, 341992, 351645, 366420, 401880, 415276, 427490, 442680, 468860, 512988, 519095, 562632, 622914, 641235, 703290, 726733, 732840, 830552, 854980, 937720, 1025976, 1038190, 1245828, 1282470, 1406580, 1453466, 1557285, 1709960, 2076380, 2180199, 2491656, 2564940, 2813160, 2906932, 3114570, 3633665, 4152760, 4360398, 5129880, 5813864, 6229140, 7267330, 8720796, 10900995, 12458280, 14534660, 17441592, 21801990, 29069320, 43603980, 87207960]

約数ペア:

[(1, 87207960), (2, 43603980), (3, 29069320), (4, 21801990), (5, 17441592), (6, 14534660), (7, 12458280), (8, 10900995), (10, 8720796), (12, 7267330), (14, 6229140), (15, 5813864), (17, 5129880), (20, 4360398), (21, 4152760), (24, 3633665), (28, 3114570), (30, 2906932), (31, 2813160), (34, 2564940), (35, 2491656), (40, 2180199), (42, 2076380), (51, 1709960), (56, 1557285), (60, 1453466), (62, 1406580), (68, 1282470), (70, 1245828), (84, 1038190), (85, 1025976), (93, 937720), (102, 854980), (105, 830552), (119, 732840), (120, 726733), (124, 703290), (136, 641235), (140, 622914), (155, 562632), (168, 519095), (170, 512988), (186, 468860), (197, 442680), (204, 427490), (210, 415276), (217, 401880), (238, 366420), (248, 351645), (255, 341992), (280, 311457), (310, 281316), (340, 256494), (357, 244280), (372, 234430), (394, 221340), (408, 213745), (420, 207638), (434, 200940), (465, 187544), (476, 183210), (510, 170996), (527, 165480), (591, 147560), (595, 146568), (620, 140658), (651, 133960), (680, 128247), (714, 122140), (744, 117215), (788, 110670), (840, 103819), (868, 100470), (930, 93772), (952, 91605), (985, 88536), (1020, 85498), (1054, 82740), (1085, 80376), (1182, 73780), (1190, 73284), (1240, 70329), (1302, 66980), (1379, 63240), (1428, 61070), (1576, 55335), (1581, 55160), (1736, 50235), (1785, 48856), (1860, 46886), (1970, 44268), (2040, 42749), (2108, 41370), (2170, 40188), (2364, 36890), (2380, 36642), (2604, 33490), (2635, 33096), (2758, 31620), (2856, 30535), (2955, 29512), (3162, 27580), (3255, 26792), (3349, 26040), (3570, 24428), (3689, 23640), (3720, 23443), (3940, 22134), (4137, 21080), (4216, 20685), (4340, 20094), (4728, 18445), (4760, 18321), (5208, 16745), (5270, 16548), (5516, 15810), (5910, 14756), (6107, 14280), (6324, 13790), (6510, 13396), (6698, 13020), (6895, 12648), (7140, 12214), (7378, 11820), (7880, 11067), (7905, 11032), (8274, 10540), (8680, 10047)]