720321888

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{383}}^1$

素因数の和:557

約数の個数: 192

約数和(自身を含む): 2243469312

約数和(自身を除く): 1523147424

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 66, 78, 88, 96, 104, 132, 137, 143, 156, 176, 208, 264, 274, 286, 312, 352, 383, 411, 416, 429, 528, 548, 572, 624, 766, 822, 858, 1056, 1096, 1144, 1149, 1248, 1507, 1532, 1644, 1716, 1781, 2192, 2288, 2298, 3014, 3064, 3288, 3432, 3562, 4213, 4384, 4521, 4576, 4596, 4979, 5343, 6028, 6128, 6576, 6864, 7124, 8426, 9042, 9192, 9958, 10686, 12056, 12256, 12639, 13152, 13728, 14248, 14937, 16852, 18084, 18384, 19591, 19916, 21372, 24112, 25278, 28496, 29874, 33704, 36168, 36768, 39182, 39832, 42744, 48224, 50556, 52471, 54769, 56992, 58773, 59748, 67408, 72336, 78364, 79664, 85488, 101112, 104942, 109538, 117546, 119496, 134816, 144672, 156728, 157413, 159328, 164307, 170976, 202224, 209884, 219076, 235092, 238992, 313456, 314826, 328614, 404448, 419768, 438152, 470184, 477984, 577181, 626912, 629652, 657228, 682123, 839536, 876304, 940368, 1154362, 1259304, 1314456, 1364246, 1679072, 1731543, 1752608, 1880736, 2046369, 2308724, 2518608, 2628912, 2728492, 3463086, 4092738, 4617448, 5037216, 5257824, 5456984, 6926172, 7503353, 8185476, 9234896, 10913968, 13852344, 15006706, 16370952, 18469792, 21827936, 22510059, 27704688, 30013412, 32741904, 45020118, 55409376, 60026824, 65483808, 90040236, 120053648, 180080472, 240107296, 360160944, 720321888]

約数ペア:

[(1, 720321888), (2, 360160944), (3, 240107296), (4, 180080472), (6, 120053648), (8, 90040236), (11, 65483808), (12, 60026824), (13, 55409376), (16, 45020118), (22, 32741904), (24, 30013412), (26, 27704688), (32, 22510059), (33, 21827936), (39, 18469792), (44, 16370952), (48, 15006706), (52, 13852344), (66, 10913968), (78, 9234896), (88, 8185476), (96, 7503353), (104, 6926172), (132, 5456984), (137, 5257824), (143, 5037216), (156, 4617448), (176, 4092738), (208, 3463086), (264, 2728492), (274, 2628912), (286, 2518608), (312, 2308724), (352, 2046369), (383, 1880736), (411, 1752608), (416, 1731543), (429, 1679072), (528, 1364246), (548, 1314456), (572, 1259304), (624, 1154362), (766, 940368), (822, 876304), (858, 839536), (1056, 682123), (1096, 657228), (1144, 629652), (1149, 626912), (1248, 577181), (1507, 477984), (1532, 470184), (1644, 438152), (1716, 419768), (1781, 404448), (2192, 328614), (2288, 314826), (2298, 313456), (3014, 238992), (3064, 235092), (3288, 219076), (3432, 209884), (3562, 202224), (4213, 170976), (4384, 164307), (4521, 159328), (4576, 157413), (4596, 156728), (4979, 144672), (5343, 134816), (6028, 119496), (6128, 117546), (6576, 109538), (6864, 104942), (7124, 101112), (8426, 85488), (9042, 79664), (9192, 78364), (9958, 72336), (10686, 67408), (12056, 59748), (12256, 58773), (12639, 56992), (13152, 54769), (13728, 52471), (14248, 50556), (14937, 48224), (16852, 42744), (18084, 39832), (18384, 39182), (19591, 36768), (19916, 36168), (21372, 33704), (24112, 29874), (25278, 28496)]