20182206520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2351}}^1$

素因数の和:2466

約数の個数: 256

約数和(自身を含む): 57224724480

約数和(自身を除く): 37042517960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 43, 46, 56, 62, 70, 86, 92, 115, 124, 140, 155, 161, 172, 184, 215, 217, 230, 248, 280, 301, 310, 322, 344, 430, 434, 460, 602, 620, 644, 713, 805, 860, 868, 920, 989, 1085, 1204, 1240, 1288, 1333, 1426, 1505, 1610, 1720, 1736, 1978, 2170, 2351, 2408, 2666, 2852, 3010, 3220, 3565, 3956, 4340, 4702, 4945, 4991, 5332, 5704, 6020, 6440, 6665, 6923, 7130, 7912, 8680, 9331, 9404, 9890, 9982, 10664, 11755, 12040, 13330, 13846, 14260, 16457, 18662, 18808, 19780, 19964, 23510, 24955, 26660, 27692, 28520, 30659, 32914, 34615, 37324, 39560, 39928, 46655, 47020, 49910, 53320, 54073, 55384, 61318, 65828, 69230, 72881, 74648, 82285, 93310, 94040, 99820, 101093, 108146, 122636, 131656, 138460, 145762, 153295, 164570, 186620, 199640, 202186, 214613, 216292, 245272, 270365, 276920, 291524, 306590, 329140, 364405, 373240, 378511, 404372, 429226, 432584, 505465, 510167, 540730, 583048, 613180, 658280, 707651, 728810, 757022, 808744, 858452, 1010930, 1020334, 1073065, 1081460, 1226360, 1415302, 1457620, 1514044, 1676263, 1716904, 1892555, 2021860, 2040668, 2146130, 2162920, 2325139, 2550835, 2830604, 2915240, 3028088, 3133883, 3352526, 3538255, 3785110, 4043720, 4081336, 4292260, 4650278, 5101670, 5661208, 6267766, 6705052, 7076510, 7570220, 8381315, 8584520, 9300556, 10203340, 11625695, 11733841, 12535532, 13410104, 14153020, 15140440, 15669415, 16275973, 16762630, 18601112, 20406680, 21937181, 23251390, 23467682, 25071064, 28306040, 31338830, 32551946, 33525260, 43874362, 46502780, 46935364, 58669205, 62677660, 65103892, 67050520, 72079309, 81379865, 87748724, 93005560, 93870728, 109685905, 117338410, 125355320, 130207784, 144158618, 162759730, 175497448, 219371810, 234676820, 288317236, 325519460, 360396545, 438743620, 469353640, 504555163, 576634472, 651038920, 720793090, 877487240, 1009110326, 1441586180, 2018220652, 2522775815, 2883172360, 4036441304, 5045551630, 10091103260, 20182206520]

約数ペア:

[(1, 20182206520), (2, 10091103260), (4, 5045551630), (5, 4036441304), (7, 2883172360), (8, 2522775815), (10, 2018220652), (14, 1441586180), (20, 1009110326), (23, 877487240), (28, 720793090), (31, 651038920), (35, 576634472), (40, 504555163), (43, 469353640), (46, 438743620), (56, 360396545), (62, 325519460), (70, 288317236), (86, 234676820), (92, 219371810), (115, 175497448), (124, 162759730), (140, 144158618), (155, 130207784), (161, 125355320), (172, 117338410), (184, 109685905), (215, 93870728), (217, 93005560), (230, 87748724), (248, 81379865), (280, 72079309), (301, 67050520), (310, 65103892), (322, 62677660), (344, 58669205), (430, 46935364), (434, 46502780), (460, 43874362), (602, 33525260), (620, 32551946), (644, 31338830), (713, 28306040), (805, 25071064), (860, 23467682), (868, 23251390), (920, 21937181), (989, 20406680), (1085, 18601112), (1204, 16762630), (1240, 16275973), (1288, 15669415), (1333, 15140440), (1426, 14153020), (1505, 13410104), (1610, 12535532), (1720, 11733841), (1736, 11625695), (1978, 10203340), (2170, 9300556), (2351, 8584520), (2408, 8381315), (2666, 7570220), (2852, 7076510), (3010, 6705052), (3220, 6267766), (3565, 5661208), (3956, 5101670), (4340, 4650278), (4702, 4292260), (4945, 4081336), (4991, 4043720), (5332, 3785110), (5704, 3538255), (6020, 3352526), (6440, 3133883), (6665, 3028088), (6923, 2915240), (7130, 2830604), (7912, 2550835), (8680, 2325139), (9331, 2162920), (9404, 2146130), (9890, 2040668), (9982, 2021860), (10664, 1892555), (11755, 1716904), (12040, 1676263), (13330, 1514044), (13846, 1457620), (14260, 1415302), (16457, 1226360), (18662, 1081460), (18808, 1073065), (19780, 1020334), (19964, 1010930), (23510, 858452), (24955, 808744), (26660, 757022), (27692, 728810), (28520, 707651), (30659, 658280), (32914, 613180), (34615, 583048), (37324, 540730), (39560, 510167), (39928, 505465), (46655, 432584), (47020, 429226), (49910, 404372), (53320, 378511), (54073, 373240), (55384, 364405), (61318, 329140), (65828, 306590), (69230, 291524), (72881, 276920), (74648, 270365), (82285, 245272), (93310, 216292), (94040, 214613), (99820, 202186), (101093, 199640), (108146, 186620), (122636, 164570), (131656, 153295), (138460, 145762)]