245395680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 288

約数和(自身を含む): 863382240

約数和(自身を除く): 617986560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 29, 30, 32, 34, 40, 48, 51, 58, 60, 61, 68, 80, 85, 87, 96, 102, 116, 120, 122, 136, 145, 160, 170, 174, 183, 204, 232, 240, 244, 255, 272, 289, 290, 305, 340, 348, 366, 408, 435, 464, 480, 488, 493, 510, 544, 578, 580, 610, 680, 696, 732, 816, 867, 870, 915, 928, 976, 986, 1020, 1037, 1156, 1160, 1220, 1360, 1392, 1445, 1464, 1479, 1632, 1734, 1740, 1769, 1830, 1952, 1972, 2040, 2074, 2312, 2320, 2440, 2465, 2720, 2784, 2890, 2928, 2958, 3111, 3468, 3480, 3538, 3660, 3944, 4080, 4148, 4335, 4624, 4640, 4880, 4930, 5185, 5307, 5780, 5856, 5916, 6222, 6936, 6960, 7076, 7320, 7395, 7888, 8160, 8296, 8381, 8670, 8845, 9248, 9760, 9860, 10370, 10614, 11560, 11832, 12444, 13872, 13920, 14152, 14640, 14790, 15555, 15776, 16592, 16762, 17340, 17629, 17690, 19720, 20740, 21228, 23120, 23664, 24888, 25143, 26535, 27744, 28304, 29280, 29580, 30073, 31110, 33184, 33524, 34680, 35258, 35380, 39440, 41480, 41905, 42456, 46240, 47328, 49776, 50286, 52887, 53070, 56608, 59160, 60146, 62220, 67048, 69360, 70516, 70760, 78880, 82960, 83810, 84912, 88145, 90219, 99552, 100572, 105774, 106140, 118320, 120292, 124440, 125715, 134096, 138720, 141032, 141520, 150365, 165920, 167620, 169824, 176290, 180438, 201144, 211548, 212280, 236640, 240584, 248880, 251430, 264435, 268192, 282064, 283040, 300730, 335240, 352580, 360876, 402288, 423096, 424560, 451095, 481168, 497760, 502860, 511241, 528870, 564128, 601460, 670480, 705160, 721752, 804576, 846192, 849120, 902190, 962336, 1005720, 1022482, 1057740, 1202920, 1340960, 1410320, 1443504, 1533723, 1692384, 1804380, 2011440, 2044964, 2115480, 2405840, 2556205, 2820640, 2887008, 3067446, 3608760, 4022880, 4089928, 4230960, 4811680, 5112410, 6134892, 7217520, 7668615, 8179856, 8461920, 10224820, 12269784, 14435040, 15337230, 16359712, 20449640, 24539568, 30674460, 40899280, 49079136, 61348920, 81798560, 122697840, 245395680]

約数ペア:

[(1, 245395680), (2, 122697840), (3, 81798560), (4, 61348920), (5, 49079136), (6, 40899280), (8, 30674460), (10, 24539568), (12, 20449640), (15, 16359712), (16, 15337230), (17, 14435040), (20, 12269784), (24, 10224820), (29, 8461920), (30, 8179856), (32, 7668615), (34, 7217520), (40, 6134892), (48, 5112410), (51, 4811680), (58, 4230960), (60, 4089928), (61, 4022880), (68, 3608760), (80, 3067446), (85, 2887008), (87, 2820640), (96, 2556205), (102, 2405840), (116, 2115480), (120, 2044964), (122, 2011440), (136, 1804380), (145, 1692384), (160, 1533723), (170, 1443504), (174, 1410320), (183, 1340960), (204, 1202920), (232, 1057740), (240, 1022482), (244, 1005720), (255, 962336), (272, 902190), (289, 849120), (290, 846192), (305, 804576), (340, 721752), (348, 705160), (366, 670480), (408, 601460), (435, 564128), (464, 528870), (480, 511241), (488, 502860), (493, 497760), (510, 481168), (544, 451095), (578, 424560), (580, 423096), (610, 402288), (680, 360876), (696, 352580), (732, 335240), (816, 300730), (867, 283040), (870, 282064), (915, 268192), (928, 264435), (976, 251430), (986, 248880), (1020, 240584), (1037, 236640), (1156, 212280), (1160, 211548), (1220, 201144), (1360, 180438), (1392, 176290), (1445, 169824), (1464, 167620), (1479, 165920), (1632, 150365), (1734, 141520), (1740, 141032), (1769, 138720), (1830, 134096), (1952, 125715), (1972, 124440), (2040, 120292), (2074, 118320), (2312, 106140), (2320, 105774), (2440, 100572), (2465, 99552), (2720, 90219), (2784, 88145), (2890, 84912), (2928, 83810), (2958, 82960), (3111, 78880), (3468, 70760), (3480, 70516), (3538, 69360), (3660, 67048), (3944, 62220), (4080, 60146), (4148, 59160), (4335, 56608), (4624, 53070), (4640, 52887), (4880, 50286), (4930, 49776), (5185, 47328), (5307, 46240), (5780, 42456), (5856, 41905), (5916, 41480), (6222, 39440), (6936, 35380), (6960, 35258), (7076, 34680), (7320, 33524), (7395, 33184), (7888, 31110), (8160, 30073), (8296, 29580), (8381, 29280), (8670, 28304), (8845, 27744), (9248, 26535), (9760, 25143), (9860, 24888), (10370, 23664), (10614, 23120), (11560, 21228), (11832, 20740), (12444, 19720), (13872, 17690), (13920, 17629), (14152, 17340), (14640, 16762), (14790, 16592), (15555, 15776)]