79926840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:251

約数の個数: 288

約数和(自身を含む): 316910880

約数和(自身を除く): 236984040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 49, 56, 60, 63, 69, 70, 72, 84, 90, 92, 98, 105, 115, 120, 126, 138, 140, 147, 161, 168, 180, 184, 196, 197, 207, 210, 230, 245, 252, 276, 280, 294, 315, 322, 345, 360, 392, 394, 414, 420, 441, 460, 483, 490, 504, 552, 588, 591, 630, 644, 690, 735, 788, 805, 828, 840, 882, 920, 966, 980, 985, 1035, 1127, 1176, 1182, 1260, 1288, 1379, 1380, 1449, 1470, 1576, 1610, 1656, 1764, 1773, 1932, 1960, 1970, 2070, 2205, 2254, 2364, 2415, 2520, 2758, 2760, 2898, 2940, 2955, 3220, 3381, 3528, 3546, 3864, 3940, 4137, 4140, 4410, 4508, 4531, 4728, 4830, 5516, 5635, 5796, 5880, 5910, 6440, 6762, 6895, 7092, 7245, 7880, 8274, 8280, 8820, 8865, 9016, 9062, 9653, 9660, 10143, 11032, 11270, 11592, 11820, 12411, 13524, 13593, 13790, 14184, 14490, 16548, 16905, 17640, 17730, 18124, 19306, 19320, 20286, 20685, 22540, 22655, 23640, 24822, 27048, 27186, 27580, 28959, 28980, 31717, 33096, 33810, 35460, 36248, 38612, 40572, 40779, 41370, 45080, 45310, 48265, 49644, 50715, 54372, 55160, 57918, 57960, 62055, 63434, 67620, 67965, 70920, 77224, 81144, 81558, 82740, 86877, 90620, 95151, 96530, 99288, 101430, 108744, 115836, 124110, 126868, 135240, 135930, 144795, 158585, 163116, 165480, 173754, 181240, 190302, 193060, 202860, 203895, 222019, 231672, 248220, 253736, 271860, 285453, 289590, 317170, 326232, 347508, 380604, 386120, 405720, 407790, 434385, 444038, 475755, 496440, 543720, 570906, 579180, 634340, 666057, 695016, 761208, 815580, 868770, 888076, 951510, 1110095, 1141812, 1158360, 1268680, 1332114, 1427265, 1631160, 1737540, 1776152, 1903020, 1998171, 2220190, 2283624, 2664228, 2854530, 3330285, 3475080, 3806040, 3996342, 4440380, 5328456, 5709060, 6660570, 7992684, 8880760, 9990855, 11418120, 13321140, 15985368, 19981710, 26642280, 39963420, 79926840]

約数ペア:

[(1, 79926840), (2, 39963420), (3, 26642280), (4, 19981710), (5, 15985368), (6, 13321140), (7, 11418120), (8, 9990855), (9, 8880760), (10, 7992684), (12, 6660570), (14, 5709060), (15, 5328456), (18, 4440380), (20, 3996342), (21, 3806040), (23, 3475080), (24, 3330285), (28, 2854530), (30, 2664228), (35, 2283624), (36, 2220190), (40, 1998171), (42, 1903020), (45, 1776152), (46, 1737540), (49, 1631160), (56, 1427265), (60, 1332114), (63, 1268680), (69, 1158360), (70, 1141812), (72, 1110095), (84, 951510), (90, 888076), (92, 868770), (98, 815580), (105, 761208), (115, 695016), (120, 666057), (126, 634340), (138, 579180), (140, 570906), (147, 543720), (161, 496440), (168, 475755), (180, 444038), (184, 434385), (196, 407790), (197, 405720), (207, 386120), (210, 380604), (230, 347508), (245, 326232), (252, 317170), (276, 289590), (280, 285453), (294, 271860), (315, 253736), (322, 248220), (345, 231672), (360, 222019), (392, 203895), (394, 202860), (414, 193060), (420, 190302), (441, 181240), (460, 173754), (483, 165480), (490, 163116), (504, 158585), (552, 144795), (588, 135930), (591, 135240), (630, 126868), (644, 124110), (690, 115836), (735, 108744), (788, 101430), (805, 99288), (828, 96530), (840, 95151), (882, 90620), (920, 86877), (966, 82740), (980, 81558), (985, 81144), (1035, 77224), (1127, 70920), (1176, 67965), (1182, 67620), (1260, 63434), (1288, 62055), (1379, 57960), (1380, 57918), (1449, 55160), (1470, 54372), (1576, 50715), (1610, 49644), (1656, 48265), (1764, 45310), (1773, 45080), (1932, 41370), (1960, 40779), (1970, 40572), (2070, 38612), (2205, 36248), (2254, 35460), (2364, 33810), (2415, 33096), (2520, 31717), (2758, 28980), (2760, 28959), (2898, 27580), (2940, 27186), (2955, 27048), (3220, 24822), (3381, 23640), (3528, 22655), (3546, 22540), (3864, 20685), (3940, 20286), (4137, 19320), (4140, 19306), (4410, 18124), (4508, 17730), (4531, 17640), (4728, 16905), (4830, 16548), (5516, 14490), (5635, 14184), (5796, 13790), (5880, 13593), (5910, 13524), (6440, 12411), (6762, 11820), (6895, 11592), (7092, 11270), (7245, 11032), (7880, 10143), (8274, 9660), (8280, 9653), (8820, 9062), (8865, 9016)]