20326678320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{937}}^1$

素因数の和:1392

約数の個数: 320

約数和(自身を含む): 72104135040

約数和(自身を除く): 51777456720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 208, 221, 240, 255, 260, 272, 312, 340, 390, 408, 409, 442, 510, 520, 624, 663, 680, 780, 816, 818, 884, 937, 1020, 1040, 1105, 1227, 1326, 1360, 1560, 1636, 1768, 1874, 2040, 2045, 2210, 2454, 2652, 2811, 3120, 3272, 3315, 3536, 3748, 4080, 4090, 4420, 4685, 4908, 5304, 5317, 5622, 6135, 6544, 6630, 6953, 7496, 8180, 8840, 9370, 9816, 10608, 10634, 11244, 12181, 12270, 13260, 13906, 14055, 14992, 15929, 15951, 16360, 17680, 18740, 19632, 20859, 21268, 22488, 24362, 24540, 26520, 26585, 27812, 28110, 31858, 31902, 32720, 34765, 36543, 37480, 41718, 42536, 44976, 47787, 48724, 49080, 53040, 53170, 55624, 56220, 60905, 63716, 63804, 69530, 73086, 74960, 79645, 79755, 83436, 85072, 90389, 95574, 97448, 98160, 104295, 106340, 111248, 112440, 121810, 127432, 127608, 139060, 146172, 159290, 159510, 166872, 180778, 182715, 191148, 194896, 207077, 208590, 212680, 224880, 238935, 243620, 254864, 255216, 271167, 278120, 292344, 318580, 319020, 333744, 361556, 365430, 382296, 383233, 414154, 417180, 425360, 451945, 477870, 487240, 542334, 556240, 584688, 621231, 637160, 638040, 723112, 730860, 764592, 766466, 828308, 834360, 903890, 955740, 974480, 1035385, 1084668, 1149699, 1242462, 1274320, 1276080, 1355835, 1446224, 1461720, 1532932, 1656616, 1668720, 1807780, 1911480, 1916165, 2070770, 2169336, 2299398, 2484924, 2711670, 2923440, 3065864, 3106155, 3313232, 3615560, 3822960, 3832330, 4141540, 4338672, 4598796, 4969848, 4982029, 5423340, 5748495, 6131728, 6212310, 6514961, 7231120, 7664660, 8283080, 9197592, 9939696, 9964058, 10846680, 11496990, 12424620, 13029922, 14946087, 15329320, 16566160, 18395184, 19544883, 19928116, 21693360, 22993980, 24849240, 24910145, 26059844, 29892174, 30658640, 32574805, 39089766, 39856232, 45987960, 49698480, 49820290, 52119688, 59784348, 65149610, 74730435, 78179532, 79712464, 84694493, 91975920, 97724415, 99640580, 104239376, 119568696, 130299220, 149460870, 156359064, 169388986, 195448830, 199281160, 239137392, 254083479, 260598440, 298921740, 312718128, 338777972, 390897660, 398562320, 423472465, 508166958, 521196880, 597843480, 677555944, 781795320, 846944930, 1016333916, 1195686960, 1270417395, 1355111888, 1563590640, 1693889860, 2032667832, 2540834790, 3387779720, 4065335664, 5081669580, 6775559440, 10163339160, 20326678320]

約数ペア:

[(1, 20326678320), (2, 10163339160), (3, 6775559440), (4, 5081669580), (5, 4065335664), (6, 3387779720), (8, 2540834790), (10, 2032667832), (12, 1693889860), (13, 1563590640), (15, 1355111888), (16, 1270417395), (17, 1195686960), (20, 1016333916), (24, 846944930), (26, 781795320), (30, 677555944), (34, 597843480), (39, 521196880), (40, 508166958), (48, 423472465), (51, 398562320), (52, 390897660), (60, 338777972), (65, 312718128), (68, 298921740), (78, 260598440), (80, 254083479), (85, 239137392), (102, 199281160), (104, 195448830), (120, 169388986), (130, 156359064), (136, 149460870), (156, 130299220), (170, 119568696), (195, 104239376), (204, 99640580), (208, 97724415), (221, 91975920), (240, 84694493), (255, 79712464), (260, 78179532), (272, 74730435), (312, 65149610), (340, 59784348), (390, 52119688), (408, 49820290), (409, 49698480), (442, 45987960), (510, 39856232), (520, 39089766), (624, 32574805), (663, 30658640), (680, 29892174), (780, 26059844), (816, 24910145), (818, 24849240), (884, 22993980), (937, 21693360), (1020, 19928116), (1040, 19544883), (1105, 18395184), (1227, 16566160), (1326, 15329320), (1360, 14946087), (1560, 13029922), (1636, 12424620), (1768, 11496990), (1874, 10846680), (2040, 9964058), (2045, 9939696), (2210, 9197592), (2454, 8283080), (2652, 7664660), (2811, 7231120), (3120, 6514961), (3272, 6212310), (3315, 6131728), (3536, 5748495), (3748, 5423340), (4080, 4982029), (4090, 4969848), (4420, 4598796), (4685, 4338672), (4908, 4141540), (5304, 3832330), (5317, 3822960), (5622, 3615560), (6135, 3313232), (6544, 3106155), (6630, 3065864), (6953, 2923440), (7496, 2711670), (8180, 2484924), (8840, 2299398), (9370, 2169336), (9816, 2070770), (10608, 1916165), (10634, 1911480), (11244, 1807780), (12181, 1668720), (12270, 1656616), (13260, 1532932), (13906, 1461720), (14055, 1446224), (14992, 1355835), (15929, 1276080), (15951, 1274320), (16360, 1242462), (17680, 1149699), (18740, 1084668), (19632, 1035385), (20859, 974480), (21268, 955740), (22488, 903890), (24362, 834360), (24540, 828308), (26520, 766466), (26585, 764592), (27812, 730860), (28110, 723112), (31858, 638040), (31902, 637160), (32720, 621231), (34765, 584688), (36543, 556240), (37480, 542334), (41718, 487240), (42536, 477870), (44976, 451945), (47787, 425360), (48724, 417180), (49080, 414154), (53040, 383233), (53170, 382296), (55624, 365430), (56220, 361556), (60905, 333744), (63716, 319020), (63804, 318580), (69530, 292344), (73086, 278120), (74960, 271167), (79645, 255216), (79755, 254864), (83436, 243620), (85072, 238935), (90389, 224880), (95574, 212680), (97448, 208590), (98160, 207077), (104295, 194896), (106340, 191148), (111248, 182715), (112440, 180778), (121810, 166872), (127432, 159510), (127608, 159290), (139060, 146172)]