491586084

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1999}}^1$

素因数の和:2052

約数の個数: 144

約数和(自身を含む): 1467648000

約数和(自身を除く): 976061916

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 27, 33, 36, 44, 46, 54, 66, 69, 81, 92, 99, 108, 132, 138, 162, 198, 207, 243, 253, 276, 297, 324, 396, 414, 486, 506, 594, 621, 759, 828, 891, 972, 1012, 1188, 1242, 1518, 1782, 1863, 1999, 2277, 2484, 2673, 3036, 3564, 3726, 3998, 4554, 5346, 5589, 5997, 6831, 7452, 7996, 9108, 10692, 11178, 11994, 13662, 17991, 20493, 21989, 22356, 23988, 27324, 35982, 40986, 43978, 45977, 53973, 61479, 65967, 71964, 81972, 87956, 91954, 107946, 122958, 131934, 137931, 161919, 183908, 197901, 215892, 245916, 263868, 275862, 323838, 395802, 413793, 485757, 505747, 551724, 593703, 647676, 791604, 827586, 971514, 1011494, 1187406, 1241379, 1517241, 1655172, 1781109, 1943028, 2022988, 2374812, 2482758, 3034482, 3562218, 3724137, 4551723, 4965516, 5343327, 6068964, 7124436, 7448274, 9103446, 10686654, 11172411, 13655169, 14896548, 18206892, 21373308, 22344822, 27310338, 40965507, 44689644, 54620676, 81931014, 122896521, 163862028, 245793042, 491586084]

約数ペア:

[(1, 491586084), (2, 245793042), (3, 163862028), (4, 122896521), (6, 81931014), (9, 54620676), (11, 44689644), (12, 40965507), (18, 27310338), (22, 22344822), (23, 21373308), (27, 18206892), (33, 14896548), (36, 13655169), (44, 11172411), (46, 10686654), (54, 9103446), (66, 7448274), (69, 7124436), (81, 6068964), (92, 5343327), (99, 4965516), (108, 4551723), (132, 3724137), (138, 3562218), (162, 3034482), (198, 2482758), (207, 2374812), (243, 2022988), (253, 1943028), (276, 1781109), (297, 1655172), (324, 1517241), (396, 1241379), (414, 1187406), (486, 1011494), (506, 971514), (594, 827586), (621, 791604), (759, 647676), (828, 593703), (891, 551724), (972, 505747), (1012, 485757), (1188, 413793), (1242, 395802), (1518, 323838), (1782, 275862), (1863, 263868), (1999, 245916), (2277, 215892), (2484, 197901), (2673, 183908), (3036, 161919), (3564, 137931), (3726, 131934), (3998, 122958), (4554, 107946), (5346, 91954), (5589, 87956), (5997, 81972), (6831, 71964), (7452, 65967), (7996, 61479), (9108, 53973), (10692, 45977), (11178, 43978), (11994, 40986), (13662, 35982), (17991, 27324), (20493, 23988), (21989, 22356)]