656790120

素因数分解:

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

素因数の和:244

約数の個数: 384

約数和(自身を含む): 2594592000

約数和(自身を除く): 1937801880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 197, 210, 216, 243, 245, 252, 270, 280, 294, 315, 324, 343, 360, 378, 392, 394, 405, 420, 441, 486, 490, 504, 540, 567, 588, 591, 630, 648, 686, 735, 756, 788, 810, 840, 882, 945, 972, 980, 985, 1029, 1080, 1134, 1176, 1182, 1215, 1260, 1323, 1372, 1379, 1470, 1512, 1576, 1620, 1701, 1715, 1764, 1773, 1890, 1944, 1960, 1970, 2058, 2205, 2268, 2364, 2430, 2520, 2646, 2744, 2758, 2835, 2940, 2955, 3087, 3240, 3402, 3430, 3528, 3546, 3780, 3940, 3969, 4116, 4137, 4410, 4536, 4728, 4860, 5145, 5292, 5319, 5516, 5670, 5880, 5910, 6174, 6615, 6804, 6860, 6895, 7092, 7560, 7880, 7938, 8232, 8274, 8505, 8820, 8865, 9261, 9653, 9720, 10290, 10584, 10638, 11032, 11340, 11820, 11907, 12348, 12411, 13230, 13608, 13720, 13790, 14184, 15435, 15876, 15957, 16548, 17010, 17640, 17730, 18522, 19306, 19845, 20580, 20685, 21276, 22680, 23640, 23814, 24696, 24822, 26460, 26595, 27580, 27783, 28959, 30870, 31752, 31914, 33096, 34020, 35460, 37044, 37233, 38612, 39690, 41160, 41370, 42552, 46305, 47628, 47871, 48265, 49644, 52920, 53190, 55160, 55566, 57918, 59535, 61740, 62055, 63828, 67571, 68040, 70920, 74088, 74466, 77224, 79380, 79785, 82740, 83349, 86877, 92610, 95256, 95742, 96530, 99288, 106380, 111132, 111699, 115836, 119070, 123480, 124110, 127656, 135142, 138915, 144795, 148932, 158760, 159570, 165480, 166698, 173754, 185220, 186165, 191484, 193060, 202713, 212760, 222264, 223398, 231672, 238140, 239355, 248220, 260631, 270284, 277830, 289590, 297864, 319140, 333396, 335097, 337855, 347508, 370440, 372330, 382968, 386120, 405426, 416745, 434385, 446796, 476280, 478710, 496440, 521262, 540568, 555660, 558495, 579180, 608139, 638280, 666792, 670194, 675710, 695016, 744660, 781893, 810852, 833490, 868770, 893592, 957420, 1013565, 1042524, 1111320, 1116990, 1158360, 1216278, 1303155, 1340388, 1351420, 1489320, 1563786, 1621704, 1666980, 1675485, 1737540, 1824417, 1914840, 2027130, 2085048, 2233980, 2345679, 2432556, 2606310, 2680776, 2702840, 3040695, 3127572, 3333960, 3350970, 3475080, 3648834, 3909465, 4054260, 4467960, 4691358, 4865112, 5212620, 5473251, 6081390, 6255144, 6701940, 7297668, 7818930, 8108520, 9122085, 9382716, 10425240, 10946502, 11728395, 12162780, 13403880, 14595336, 15637860, 16419753, 18244170, 18765432, 21893004, 23456790, 24325560, 27366255, 31275720, 32839506, 36488340, 43786008, 46913580, 54732510, 65679012, 72976680, 82098765, 93827160, 109465020, 131358024, 164197530, 218930040, 328395060, 656790120]

約数ペア:

[(1, 656790120), (2, 328395060), (3, 218930040), (4, 164197530), (5, 131358024), (6, 109465020), (7, 93827160), (8, 82098765), (9, 72976680), (10, 65679012), (12, 54732510), (14, 46913580), (15, 43786008), (18, 36488340), (20, 32839506), (21, 31275720), (24, 27366255), (27, 24325560), (28, 23456790), (30, 21893004), (35, 18765432), (36, 18244170), (40, 16419753), (42, 15637860), (45, 14595336), (49, 13403880), (54, 12162780), (56, 11728395), (60, 10946502), (63, 10425240), (70, 9382716), (72, 9122085), (81, 8108520), (84, 7818930), (90, 7297668), (98, 6701940), (105, 6255144), (108, 6081390), (120, 5473251), (126, 5212620), (135, 4865112), (140, 4691358), (147, 4467960), (162, 4054260), (168, 3909465), (180, 3648834), (189, 3475080), (196, 3350970), (197, 3333960), (210, 3127572), (216, 3040695), (243, 2702840), (245, 2680776), (252, 2606310), (270, 2432556), (280, 2345679), (294, 2233980), (315, 2085048), (324, 2027130), (343, 1914840), (360, 1824417), (378, 1737540), (392, 1675485), (394, 1666980), (405, 1621704), (420, 1563786), (441, 1489320), (486, 1351420), (490, 1340388), (504, 1303155), (540, 1216278), (567, 1158360), (588, 1116990), (591, 1111320), (630, 1042524), (648, 1013565), (686, 957420), (735, 893592), (756, 868770), (788, 833490), (810, 810852), (840, 781893), (882, 744660), (945, 695016), (972, 675710), (980, 670194), (985, 666792), (1029, 638280), (1080, 608139), (1134, 579180), (1176, 558495), (1182, 555660), (1215, 540568), (1260, 521262), (1323, 496440), (1372, 478710), (1379, 476280), (1470, 446796), (1512, 434385), (1576, 416745), (1620, 405426), (1701, 386120), (1715, 382968), (1764, 372330), (1773, 370440), (1890, 347508), (1944, 337855), (1960, 335097), (1970, 333396), (2058, 319140), (2205, 297864), (2268, 289590), (2364, 277830), (2430, 270284), (2520, 260631), (2646, 248220), (2744, 239355), (2758, 238140), (2835, 231672), (2940, 223398), (2955, 222264), (3087, 212760), (3240, 202713), (3402, 193060), (3430, 191484), (3528, 186165), (3546, 185220), (3780, 173754), (3940, 166698), (3969, 165480), (4116, 159570), (4137, 158760), (4410, 148932), (4536, 144795), (4728, 138915), (4860, 135142), (5145, 127656), (5292, 124110), (5319, 123480), (5516, 119070), (5670, 115836), (5880, 111699), (5910, 111132), (6174, 106380), (6615, 99288), (6804, 96530), (6860, 95742), (6895, 95256), (7092, 92610), (7560, 86877), (7880, 83349), (7938, 82740), (8232, 79785), (8274, 79380), (8505, 77224), (8820, 74466), (8865, 74088), (9261, 70920), (9653, 68040), (9720, 67571), (10290, 63828), (10584, 62055), (10638, 61740), (11032, 59535), (11340, 57918), (11820, 55566), (11907, 55160), (12348, 53190), (12411, 52920), (13230, 49644), (13608, 48265), (13720, 47871), (13790, 47628), (14184, 46305), (15435, 42552), (15876, 41370), (15957, 41160), (16548, 39690), (17010, 38612), (17640, 37233), (17730, 37044), (18522, 35460), (19306, 34020), (19845, 33096), (20580, 31914), (20685, 31752), (21276, 30870), (22680, 28959), (23640, 27783), (23814, 27580), (24696, 26595), (24822, 26460)]