791298560

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:139

約数の個数: 240

約数和(自身を含む): 2156647680

約数和(自身を除く): 1365349120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 59, 62, 64, 65, 80, 104, 118, 124, 128, 130, 155, 160, 169, 208, 236, 248, 256, 260, 295, 310, 320, 338, 403, 416, 472, 496, 512, 520, 590, 620, 640, 676, 767, 806, 832, 845, 944, 992, 1040, 1180, 1240, 1280, 1352, 1534, 1612, 1664, 1690, 1829, 1888, 1984, 2015, 2080, 2360, 2480, 2560, 2704, 3068, 3224, 3328, 3380, 3658, 3776, 3835, 3968, 4030, 4160, 4720, 4960, 5239, 5408, 6136, 6448, 6656, 6760, 7316, 7552, 7670, 7936, 8060, 8320, 9145, 9440, 9920, 9971, 10478, 10816, 12272, 12896, 13520, 14632, 15104, 15340, 15872, 16120, 16640, 18290, 18880, 19840, 19942, 20956, 21632, 23777, 24544, 25792, 26195, 27040, 29264, 30208, 30680, 32240, 33280, 36580, 37760, 39680, 39884, 41912, 43264, 47554, 49088, 49855, 51584, 52390, 54080, 58528, 61360, 64480, 73160, 75520, 79360, 79768, 83824, 86528, 95108, 98176, 99710, 103168, 104780, 108160, 117056, 118885, 122720, 128960, 146320, 151040, 159536, 167648, 190216, 196352, 199420, 206336, 209560, 216320, 234112, 237770, 245440, 257920, 292640, 309101, 319072, 335296, 380432, 392704, 398840, 419120, 432640, 468224, 475540, 490880, 515840, 585280, 618202, 638144, 670592, 760864, 797680, 838240, 936448, 951080, 981760, 1031680, 1170560, 1236404, 1276288, 1341184, 1521728, 1545505, 1595360, 1676480, 1902160, 1963520, 2341120, 2472808, 2552576, 2682368, 3043456, 3091010, 3190720, 3352960, 3804320, 4682240, 4945616, 5105152, 6086912, 6182020, 6381440, 6705920, 7608640, 9891232, 12173824, 12364040, 12762880, 13411840, 15217280, 19782464, 24728080, 25525760, 30434560, 39564928, 49456160, 60869120, 79129856, 98912320, 158259712, 197824640, 395649280, 791298560]

約数ペア:

[(1, 791298560), (2, 395649280), (4, 197824640), (5, 158259712), (8, 98912320), (10, 79129856), (13, 60869120), (16, 49456160), (20, 39564928), (26, 30434560), (31, 25525760), (32, 24728080), (40, 19782464), (52, 15217280), (59, 13411840), (62, 12762880), (64, 12364040), (65, 12173824), (80, 9891232), (104, 7608640), (118, 6705920), (124, 6381440), (128, 6182020), (130, 6086912), (155, 5105152), (160, 4945616), (169, 4682240), (208, 3804320), (236, 3352960), (248, 3190720), (256, 3091010), (260, 3043456), (295, 2682368), (310, 2552576), (320, 2472808), (338, 2341120), (403, 1963520), (416, 1902160), (472, 1676480), (496, 1595360), (512, 1545505), (520, 1521728), (590, 1341184), (620, 1276288), (640, 1236404), (676, 1170560), (767, 1031680), (806, 981760), (832, 951080), (845, 936448), (944, 838240), (992, 797680), (1040, 760864), (1180, 670592), (1240, 638144), (1280, 618202), (1352, 585280), (1534, 515840), (1612, 490880), (1664, 475540), (1690, 468224), (1829, 432640), (1888, 419120), (1984, 398840), (2015, 392704), (2080, 380432), (2360, 335296), (2480, 319072), (2560, 309101), (2704, 292640), (3068, 257920), (3224, 245440), (3328, 237770), (3380, 234112), (3658, 216320), (3776, 209560), (3835, 206336), (3968, 199420), (4030, 196352), (4160, 190216), (4720, 167648), (4960, 159536), (5239, 151040), (5408, 146320), (6136, 128960), (6448, 122720), (6656, 118885), (6760, 117056), (7316, 108160), (7552, 104780), (7670, 103168), (7936, 99710), (8060, 98176), (8320, 95108), (9145, 86528), (9440, 83824), (9920, 79768), (9971, 79360), (10478, 75520), (10816, 73160), (12272, 64480), (12896, 61360), (13520, 58528), (14632, 54080), (15104, 52390), (15340, 51584), (15872, 49855), (16120, 49088), (16640, 47554), (18290, 43264), (18880, 41912), (19840, 39884), (19942, 39680), (20956, 37760), (21632, 36580), (23777, 33280), (24544, 32240), (25792, 30680), (26195, 30208), (27040, 29264)]