261623880

素因数分解:

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

素因数の和:269

約数の個数: 384

約数和(自身を含む): 1067489280

約数和(自身を除く): 805865400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 31, 34, 35, 36, 40, 42, 45, 51, 56, 60, 62, 63, 68, 70, 72, 84, 85, 90, 93, 102, 105, 119, 120, 124, 126, 136, 140, 153, 155, 168, 170, 180, 186, 197, 204, 210, 217, 238, 248, 252, 255, 279, 280, 306, 310, 315, 340, 357, 360, 372, 394, 408, 420, 434, 465, 476, 504, 510, 527, 558, 591, 595, 612, 620, 630, 651, 680, 714, 744, 765, 788, 840, 868, 930, 952, 985, 1020, 1054, 1071, 1085, 1116, 1182, 1190, 1224, 1240, 1260, 1302, 1379, 1395, 1428, 1530, 1576, 1581, 1736, 1773, 1785, 1860, 1953, 1970, 2040, 2108, 2142, 2170, 2232, 2364, 2380, 2520, 2604, 2635, 2758, 2790, 2856, 2955, 3060, 3162, 3255, 3349, 3546, 3570, 3689, 3720, 3906, 3940, 4137, 4216, 4284, 4340, 4728, 4743, 4760, 5208, 5270, 5355, 5516, 5580, 5910, 6107, 6120, 6324, 6510, 6698, 6895, 7092, 7140, 7378, 7812, 7880, 7905, 8274, 8568, 8680, 8865, 9486, 9765, 10047, 10540, 10710, 11032, 11067, 11160, 11820, 12214, 12411, 12648, 13020, 13396, 13790, 14184, 14280, 14756, 15624, 15810, 16548, 16745, 17730, 18321, 18445, 18972, 19530, 20094, 20685, 21080, 21420, 22134, 23443, 23640, 23715, 24428, 24822, 26040, 26792, 27580, 29512, 30141, 30535, 31620, 33096, 33201, 33490, 35460, 36642, 36890, 37944, 39060, 40188, 41370, 42749, 42840, 44268, 46886, 47430, 48856, 49644, 50235, 54963, 55160, 55335, 60282, 61070, 62055, 63240, 66402, 66980, 70329, 70920, 73284, 73780, 78120, 80376, 82740, 85498, 88536, 91605, 93772, 94860, 99288, 100470, 103819, 109926, 110670, 117215, 120564, 122140, 124110, 128247, 132804, 133960, 140658, 146568, 147560, 150705, 165480, 166005, 170996, 183210, 187544, 189720, 200940, 207638, 210987, 213745, 219852, 221340, 234430, 241128, 244280, 248220, 256494, 265608, 274815, 281316, 301410, 311457, 332010, 341992, 351645, 366420, 384741, 401880, 415276, 421974, 427490, 439704, 442680, 468860, 496440, 512988, 519095, 549630, 562632, 602820, 622914, 641235, 664020, 703290, 726733, 732840, 769482, 830552, 843948, 854980, 934371, 937720, 1025976, 1038190, 1054935, 1099260, 1205640, 1245828, 1282470, 1328040, 1406580, 1453466, 1538964, 1557285, 1687896, 1709960, 1868742, 1923705, 2076380, 2109870, 2180199, 2198520, 2491656, 2564940, 2813160, 2906932, 3077928, 3114570, 3633665, 3737484, 3847410, 4152760, 4219740, 4360398, 4671855, 5129880, 5813864, 6229140, 6540597, 7267330, 7474968, 7694820, 8439480, 8720796, 9343710, 10900995, 12458280, 13081194, 14534660, 15389640, 17441592, 18687420, 21801990, 26162388, 29069320, 32702985, 37374840, 43603980, 52324776, 65405970, 87207960, 130811940, 261623880]

約数ペア:

[(1, 261623880), (2, 130811940), (3, 87207960), (4, 65405970), (5, 52324776), (6, 43603980), (7, 37374840), (8, 32702985), (9, 29069320), (10, 26162388), (12, 21801990), (14, 18687420), (15, 17441592), (17, 15389640), (18, 14534660), (20, 13081194), (21, 12458280), (24, 10900995), (28, 9343710), (30, 8720796), (31, 8439480), (34, 7694820), (35, 7474968), (36, 7267330), (40, 6540597), (42, 6229140), (45, 5813864), (51, 5129880), (56, 4671855), (60, 4360398), (62, 4219740), (63, 4152760), (68, 3847410), (70, 3737484), (72, 3633665), (84, 3114570), (85, 3077928), (90, 2906932), (93, 2813160), (102, 2564940), (105, 2491656), (119, 2198520), (120, 2180199), (124, 2109870), (126, 2076380), (136, 1923705), (140, 1868742), (153, 1709960), (155, 1687896), (168, 1557285), (170, 1538964), (180, 1453466), (186, 1406580), (197, 1328040), (204, 1282470), (210, 1245828), (217, 1205640), (238, 1099260), (248, 1054935), (252, 1038190), (255, 1025976), (279, 937720), (280, 934371), (306, 854980), (310, 843948), (315, 830552), (340, 769482), (357, 732840), (360, 726733), (372, 703290), (394, 664020), (408, 641235), (420, 622914), (434, 602820), (465, 562632), (476, 549630), (504, 519095), (510, 512988), (527, 496440), (558, 468860), (591, 442680), (595, 439704), (612, 427490), (620, 421974), (630, 415276), (651, 401880), (680, 384741), (714, 366420), (744, 351645), (765, 341992), (788, 332010), (840, 311457), (868, 301410), (930, 281316), (952, 274815), (985, 265608), (1020, 256494), (1054, 248220), (1071, 244280), (1085, 241128), (1116, 234430), (1182, 221340), (1190, 219852), (1224, 213745), (1240, 210987), (1260, 207638), (1302, 200940), (1379, 189720), (1395, 187544), (1428, 183210), (1530, 170996), (1576, 166005), (1581, 165480), (1736, 150705), (1773, 147560), (1785, 146568), (1860, 140658), (1953, 133960), (1970, 132804), (2040, 128247), (2108, 124110), (2142, 122140), (2170, 120564), (2232, 117215), (2364, 110670), (2380, 109926), (2520, 103819), (2604, 100470), (2635, 99288), (2758, 94860), (2790, 93772), (2856, 91605), (2955, 88536), (3060, 85498), (3162, 82740), (3255, 80376), (3349, 78120), (3546, 73780), (3570, 73284), (3689, 70920), (3720, 70329), (3906, 66980), (3940, 66402), (4137, 63240), (4216, 62055), (4284, 61070), (4340, 60282), (4728, 55335), (4743, 55160), (4760, 54963), (5208, 50235), (5270, 49644), (5355, 48856), (5516, 47430), (5580, 46886), (5910, 44268), (6107, 42840), (6120, 42749), (6324, 41370), (6510, 40188), (6698, 39060), (6895, 37944), (7092, 36890), (7140, 36642), (7378, 35460), (7812, 33490), (7880, 33201), (7905, 33096), (8274, 31620), (8568, 30535), (8680, 30141), (8865, 29512), (9486, 27580), (9765, 26792), (10047, 26040), (10540, 24822), (10710, 24428), (11032, 23715), (11067, 23640), (11160, 23443), (11820, 22134), (12214, 21420), (12411, 21080), (12648, 20685), (13020, 20094), (13396, 19530), (13790, 18972), (14184, 18445), (14280, 18321), (14756, 17730), (15624, 16745), (15810, 16548)]