77571984

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:485

約数の個数: 160

約数和(自身を含む): 249984000

約数和(自身を除く): 172412016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 29, 38, 42, 48, 56, 57, 58, 76, 84, 87, 112, 114, 116, 133, 152, 168, 174, 203, 228, 232, 266, 304, 336, 348, 399, 406, 419, 456, 464, 532, 551, 609, 696, 798, 812, 838, 912, 1064, 1102, 1218, 1257, 1392, 1596, 1624, 1653, 1676, 2128, 2204, 2436, 2514, 2933, 3192, 3248, 3306, 3352, 3857, 4408, 4872, 5028, 5866, 6384, 6612, 6704, 7714, 7961, 8799, 8816, 9744, 10056, 11571, 11732, 12151, 13224, 15428, 15922, 17598, 20112, 23142, 23464, 23883, 24302, 26448, 30856, 31844, 35196, 36453, 46284, 46928, 47766, 48604, 55727, 61712, 63688, 70392, 72906, 85057, 92568, 95532, 97208, 111454, 127376, 140784, 145812, 167181, 170114, 185136, 191064, 194416, 222908, 230869, 255171, 291624, 334362, 340228, 382128, 445816, 461738, 510342, 583248, 668724, 680456, 692607, 891632, 923476, 1020684, 1337448, 1360912, 1385214, 1616083, 1846952, 2041368, 2674896, 2770428, 3232166, 3693904, 4082736, 4848249, 5540856, 6464332, 9696498, 11081712, 12928664, 19392996, 25857328, 38785992, 77571984]

約数ペア:

[(1, 77571984), (2, 38785992), (3, 25857328), (4, 19392996), (6, 12928664), (7, 11081712), (8, 9696498), (12, 6464332), (14, 5540856), (16, 4848249), (19, 4082736), (21, 3693904), (24, 3232166), (28, 2770428), (29, 2674896), (38, 2041368), (42, 1846952), (48, 1616083), (56, 1385214), (57, 1360912), (58, 1337448), (76, 1020684), (84, 923476), (87, 891632), (112, 692607), (114, 680456), (116, 668724), (133, 583248), (152, 510342), (168, 461738), (174, 445816), (203, 382128), (228, 340228), (232, 334362), (266, 291624), (304, 255171), (336, 230869), (348, 222908), (399, 194416), (406, 191064), (419, 185136), (456, 170114), (464, 167181), (532, 145812), (551, 140784), (609, 127376), (696, 111454), (798, 97208), (812, 95532), (838, 92568), (912, 85057), (1064, 72906), (1102, 70392), (1218, 63688), (1257, 61712), (1392, 55727), (1596, 48604), (1624, 47766), (1653, 46928), (1676, 46284), (2128, 36453), (2204, 35196), (2436, 31844), (2514, 30856), (2933, 26448), (3192, 24302), (3248, 23883), (3306, 23464), (3352, 23142), (3857, 20112), (4408, 17598), (4872, 15922), (5028, 15428), (5866, 13224), (6384, 12151), (6612, 11732), (6704, 11571), (7714, 10056), (7961, 9744), (8799, 8816)]