1311438240

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{463}}^1$

素因数の和:772

約数の個数: 288

約数和(自身を含む): 5143896576

約数和(自身を除く): 3832458336

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 281, 288, 315, 336, 360, 420, 463, 480, 504, 560, 562, 630, 672, 720, 840, 843, 926, 1008, 1120, 1124, 1260, 1389, 1405, 1440, 1680, 1686, 1852, 1967, 2016, 2248, 2315, 2520, 2529, 2778, 2810, 3241, 3360, 3372, 3704, 3934, 4167, 4215, 4496, 4630, 5040, 5058, 5556, 5620, 5901, 6482, 6744, 6945, 7408, 7868, 8334, 8430, 8992, 9260, 9723, 9835, 10080, 10116, 11112, 11240, 11802, 12645, 12964, 13488, 13890, 14816, 15736, 16205, 16668, 16860, 17703, 18520, 19446, 19670, 20232, 20835, 22224, 22480, 23604, 25290, 25928, 26976, 27780, 29169, 29505, 31472, 32410, 33336, 33720, 35406, 37040, 38892, 39340, 40464, 41670, 44448, 44960, 47208, 48615, 50580, 51856, 55560, 58338, 59010, 62944, 64820, 66672, 67440, 70812, 74080, 77784, 78680, 80928, 83340, 88515, 94416, 97230, 101160, 103712, 111120, 116676, 118020, 129640, 130103, 133344, 134880, 141624, 145845, 155568, 157360, 166680, 177030, 188832, 194460, 202320, 222240, 233352, 236040, 259280, 260206, 283248, 291690, 311136, 314720, 333360, 354060, 388920, 390309, 404640, 466704, 472080, 518560, 520412, 566496, 583380, 650515, 666720, 708120, 777840, 780618, 910721, 933408, 944160, 1040824, 1166760, 1170927, 1301030, 1416240, 1555680, 1561236, 1821442, 1951545, 2081648, 2333520, 2341854, 2602060, 2732163, 2832480, 3122472, 3642884, 3903090, 4163296, 4553605, 4667040, 4683708, 5204120, 5464326, 5854635, 6244944, 7285768, 7806180, 8196489, 9107210, 9367416, 10408240, 10928652, 11709270, 12489888, 13660815, 14571536, 15612360, 16392978, 18214420, 18734832, 20816480, 21857304, 23418540, 27321630, 29143072, 31224720, 32785956, 36428840, 37469664, 40982445, 43714608, 46837080, 54643260, 62449440, 65571912, 72857680, 81964890, 87429216, 93674160, 109286520, 131143824, 145715360, 163929780, 187348320, 218573040, 262287648, 327859560, 437146080, 655719120, 1311438240]

約数ペア:

[(1, 1311438240), (2, 655719120), (3, 437146080), (4, 327859560), (5, 262287648), (6, 218573040), (7, 187348320), (8, 163929780), (9, 145715360), (10, 131143824), (12, 109286520), (14, 93674160), (15, 87429216), (16, 81964890), (18, 72857680), (20, 65571912), (21, 62449440), (24, 54643260), (28, 46837080), (30, 43714608), (32, 40982445), (35, 37469664), (36, 36428840), (40, 32785956), (42, 31224720), (45, 29143072), (48, 27321630), (56, 23418540), (60, 21857304), (63, 20816480), (70, 18734832), (72, 18214420), (80, 16392978), (84, 15612360), (90, 14571536), (96, 13660815), (105, 12489888), (112, 11709270), (120, 10928652), (126, 10408240), (140, 9367416), (144, 9107210), (160, 8196489), (168, 7806180), (180, 7285768), (210, 6244944), (224, 5854635), (240, 5464326), (252, 5204120), (280, 4683708), (281, 4667040), (288, 4553605), (315, 4163296), (336, 3903090), (360, 3642884), (420, 3122472), (463, 2832480), (480, 2732163), (504, 2602060), (560, 2341854), (562, 2333520), (630, 2081648), (672, 1951545), (720, 1821442), (840, 1561236), (843, 1555680), (926, 1416240), (1008, 1301030), (1120, 1170927), (1124, 1166760), (1260, 1040824), (1389, 944160), (1405, 933408), (1440, 910721), (1680, 780618), (1686, 777840), (1852, 708120), (1967, 666720), (2016, 650515), (2248, 583380), (2315, 566496), (2520, 520412), (2529, 518560), (2778, 472080), (2810, 466704), (3241, 404640), (3360, 390309), (3372, 388920), (3704, 354060), (3934, 333360), (4167, 314720), (4215, 311136), (4496, 291690), (4630, 283248), (5040, 260206), (5058, 259280), (5556, 236040), (5620, 233352), (5901, 222240), (6482, 202320), (6744, 194460), (6945, 188832), (7408, 177030), (7868, 166680), (8334, 157360), (8430, 155568), (8992, 145845), (9260, 141624), (9723, 134880), (9835, 133344), (10080, 130103), (10116, 129640), (11112, 118020), (11240, 116676), (11802, 111120), (12645, 103712), (12964, 101160), (13488, 97230), (13890, 94416), (14816, 88515), (15736, 83340), (16205, 80928), (16668, 78680), (16860, 77784), (17703, 74080), (18520, 70812), (19446, 67440), (19670, 66672), (20232, 64820), (20835, 62944), (22224, 59010), (22480, 58338), (23604, 55560), (25290, 51856), (25928, 50580), (26976, 48615), (27780, 47208), (29169, 44960), (29505, 44448), (31472, 41670), (32410, 40464), (33336, 39340), (33720, 38892), (35406, 37040)]