7129221680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{739}}^1$

素因数の和:896

約数の個数: 240

約数和(自身を含む): 20335484160

約数和(自身を除く): 13206262480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 49, 56, 70, 80, 92, 98, 107, 112, 115, 140, 161, 184, 196, 214, 230, 245, 280, 322, 368, 392, 428, 460, 490, 535, 560, 644, 739, 749, 784, 805, 856, 920, 980, 1070, 1127, 1288, 1478, 1498, 1610, 1712, 1840, 1960, 2140, 2254, 2461, 2576, 2956, 2996, 3220, 3695, 3745, 3920, 4280, 4508, 4922, 5173, 5243, 5635, 5912, 5992, 6440, 7390, 7490, 8560, 9016, 9844, 10346, 10486, 11270, 11824, 11984, 12305, 12880, 14780, 14980, 16997, 17227, 18032, 19688, 20692, 20972, 22540, 24610, 25865, 26215, 29560, 29960, 33994, 34454, 36211, 39376, 41384, 41944, 45080, 49220, 51730, 52430, 59120, 59920, 67988, 68908, 72422, 79073, 82768, 83888, 84985, 86135, 90160, 98440, 103460, 104860, 118979, 120589, 135976, 137816, 144844, 158146, 169970, 172270, 181055, 196880, 206920, 209720, 237958, 241178, 271952, 275632, 289688, 316292, 339940, 344540, 362110, 395365, 413840, 419440, 475916, 482356, 553511, 579376, 594895, 602945, 632584, 679880, 689080, 724220, 790730, 832853, 951832, 964712, 1107022, 1189790, 1205890, 1265168, 1359760, 1378160, 1448440, 1581460, 1665706, 1818679, 1903664, 1929424, 2214044, 2379580, 2411780, 2767555, 2896880, 3162920, 3331412, 3637358, 3874577, 4164265, 4428088, 4759160, 4823560, 5535110, 6325840, 6662824, 7274716, 7749154, 8328530, 8856176, 9093395, 9518320, 9647120, 11070220, 12730753, 13325648, 14549432, 15498308, 16657060, 18186790, 19372885, 22140440, 25461506, 29098864, 30996616, 33314120, 36373580, 38745770, 44280880, 50923012, 61993232, 63653765, 66628240, 72747160, 77491540, 89115271, 101846024, 127307530, 145494320, 154983080, 178230542, 203692048, 254615060, 309966160, 356461084, 445576355, 509230120, 712922168, 891152710, 1018460240, 1425844336, 1782305420, 3564610840, 7129221680]

約数ペア:

[(1, 7129221680), (2, 3564610840), (4, 1782305420), (5, 1425844336), (7, 1018460240), (8, 891152710), (10, 712922168), (14, 509230120), (16, 445576355), (20, 356461084), (23, 309966160), (28, 254615060), (35, 203692048), (40, 178230542), (46, 154983080), (49, 145494320), (56, 127307530), (70, 101846024), (80, 89115271), (92, 77491540), (98, 72747160), (107, 66628240), (112, 63653765), (115, 61993232), (140, 50923012), (161, 44280880), (184, 38745770), (196, 36373580), (214, 33314120), (230, 30996616), (245, 29098864), (280, 25461506), (322, 22140440), (368, 19372885), (392, 18186790), (428, 16657060), (460, 15498308), (490, 14549432), (535, 13325648), (560, 12730753), (644, 11070220), (739, 9647120), (749, 9518320), (784, 9093395), (805, 8856176), (856, 8328530), (920, 7749154), (980, 7274716), (1070, 6662824), (1127, 6325840), (1288, 5535110), (1478, 4823560), (1498, 4759160), (1610, 4428088), (1712, 4164265), (1840, 3874577), (1960, 3637358), (2140, 3331412), (2254, 3162920), (2461, 2896880), (2576, 2767555), (2956, 2411780), (2996, 2379580), (3220, 2214044), (3695, 1929424), (3745, 1903664), (3920, 1818679), (4280, 1665706), (4508, 1581460), (4922, 1448440), (5173, 1378160), (5243, 1359760), (5635, 1265168), (5912, 1205890), (5992, 1189790), (6440, 1107022), (7390, 964712), (7490, 951832), (8560, 832853), (9016, 790730), (9844, 724220), (10346, 689080), (10486, 679880), (11270, 632584), (11824, 602945), (11984, 594895), (12305, 579376), (12880, 553511), (14780, 482356), (14980, 475916), (16997, 419440), (17227, 413840), (18032, 395365), (19688, 362110), (20692, 344540), (20972, 339940), (22540, 316292), (24610, 289688), (25865, 275632), (26215, 271952), (29560, 241178), (29960, 237958), (33994, 209720), (34454, 206920), (36211, 196880), (39376, 181055), (41384, 172270), (41944, 169970), (45080, 158146), (49220, 144844), (51730, 137816), (52430, 135976), (59120, 120589), (59920, 118979), (67988, 104860), (68908, 103460), (72422, 98440), (79073, 90160), (82768, 86135), (83888, 84985)]