640306080

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1$

素因数の和:341

約数の個数: 384

約数和(自身を含む): 2449440000

約数和(自身を除く): 1809133920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 29, 30, 32, 36, 38, 40, 45, 48, 54, 57, 58, 60, 72, 76, 80, 87, 90, 95, 96, 108, 114, 116, 120, 135, 144, 145, 152, 160, 171, 174, 180, 190, 216, 228, 232, 240, 261, 269, 270, 285, 288, 290, 304, 342, 348, 360, 380, 432, 435, 456, 464, 480, 513, 522, 538, 540, 551, 570, 580, 608, 684, 696, 720, 760, 783, 807, 855, 864, 870, 912, 928, 1026, 1044, 1076, 1080, 1102, 1140, 1160, 1305, 1345, 1368, 1392, 1440, 1520, 1566, 1614, 1653, 1710, 1740, 1824, 2052, 2088, 2152, 2160, 2204, 2280, 2320, 2421, 2565, 2610, 2690, 2736, 2755, 2784, 3040, 3132, 3228, 3306, 3420, 3480, 3915, 4035, 4104, 4176, 4304, 4320, 4408, 4560, 4640, 4842, 4959, 5111, 5130, 5220, 5380, 5472, 5510, 6264, 6456, 6612, 6840, 6960, 7263, 7801, 7830, 8070, 8208, 8265, 8352, 8608, 8816, 9120, 9684, 9918, 10222, 10260, 10440, 10760, 11020, 12105, 12528, 12912, 13224, 13680, 13920, 14526, 14877, 15333, 15602, 15660, 16140, 16416, 16530, 17632, 19368, 19836, 20444, 20520, 20880, 21520, 22040, 23403, 24210, 24795, 25056, 25555, 25824, 26448, 27360, 29052, 29754, 30666, 31204, 31320, 32280, 33060, 36315, 38736, 39005, 39672, 40888, 41040, 41760, 43040, 44080, 45999, 46806, 48420, 49590, 51110, 52896, 58104, 59508, 61332, 62408, 62640, 64560, 66120, 70209, 72630, 74385, 76665, 77472, 78010, 79344, 81776, 82080, 88160, 91998, 93612, 96840, 99180, 102220, 116208, 117015, 119016, 122664, 124816, 125280, 129120, 132240, 137997, 140418, 145260, 148219, 148770, 153330, 156020, 158688, 163552, 183996, 187224, 193680, 198360, 204440, 210627, 229995, 232416, 234030, 238032, 245328, 249632, 264480, 275994, 280836, 290520, 296438, 297540, 306660, 312040, 351045, 367992, 374448, 387360, 396720, 408880, 421254, 444657, 459990, 468060, 476064, 490656, 551988, 561672, 581040, 592876, 595080, 613320, 624080, 689985, 702090, 735984, 741095, 748896, 793440, 817760, 842508, 889314, 919980, 936120, 1053135, 1103976, 1123344, 1162080, 1185752, 1190160, 1226640, 1248160, 1333971, 1379970, 1404180, 1471968, 1482190, 1685016, 1778628, 1839960, 1872240, 2106270, 2207952, 2223285, 2246688, 2371504, 2380320, 2453280, 2667942, 2759940, 2808360, 2964380, 3370032, 3557256, 3679920, 3744480, 4001913, 4212540, 4415904, 4446570, 4743008, 5335884, 5519880, 5616720, 5928760, 6669855, 6740064, 7114512, 7359840, 8003826, 8425080, 8893140, 10671768, 11039760, 11233440, 11857520, 13339710, 14229024, 16007652, 16850160, 17786280, 20009565, 21343536, 22079520, 23715040, 26679420, 32015304, 33700320, 35572560, 40019130, 42687072, 53358840, 64030608, 71145120, 80038260, 106717680, 128061216, 160076520, 213435360, 320153040, 640306080]

約数ペア:

[(1, 640306080), (2, 320153040), (3, 213435360), (4, 160076520), (5, 128061216), (6, 106717680), (8, 80038260), (9, 71145120), (10, 64030608), (12, 53358840), (15, 42687072), (16, 40019130), (18, 35572560), (19, 33700320), (20, 32015304), (24, 26679420), (27, 23715040), (29, 22079520), (30, 21343536), (32, 20009565), (36, 17786280), (38, 16850160), (40, 16007652), (45, 14229024), (48, 13339710), (54, 11857520), (57, 11233440), (58, 11039760), (60, 10671768), (72, 8893140), (76, 8425080), (80, 8003826), (87, 7359840), (90, 7114512), (95, 6740064), (96, 6669855), (108, 5928760), (114, 5616720), (116, 5519880), (120, 5335884), (135, 4743008), (144, 4446570), (145, 4415904), (152, 4212540), (160, 4001913), (171, 3744480), (174, 3679920), (180, 3557256), (190, 3370032), (216, 2964380), (228, 2808360), (232, 2759940), (240, 2667942), (261, 2453280), (269, 2380320), (270, 2371504), (285, 2246688), (288, 2223285), (290, 2207952), (304, 2106270), (342, 1872240), (348, 1839960), (360, 1778628), (380, 1685016), (432, 1482190), (435, 1471968), (456, 1404180), (464, 1379970), (480, 1333971), (513, 1248160), (522, 1226640), (538, 1190160), (540, 1185752), (551, 1162080), (570, 1123344), (580, 1103976), (608, 1053135), (684, 936120), (696, 919980), (720, 889314), (760, 842508), (783, 817760), (807, 793440), (855, 748896), (864, 741095), (870, 735984), (912, 702090), (928, 689985), (1026, 624080), (1044, 613320), (1076, 595080), (1080, 592876), (1102, 581040), (1140, 561672), (1160, 551988), (1305, 490656), (1345, 476064), (1368, 468060), (1392, 459990), (1440, 444657), (1520, 421254), (1566, 408880), (1614, 396720), (1653, 387360), (1710, 374448), (1740, 367992), (1824, 351045), (2052, 312040), (2088, 306660), (2152, 297540), (2160, 296438), (2204, 290520), (2280, 280836), (2320, 275994), (2421, 264480), (2565, 249632), (2610, 245328), (2690, 238032), (2736, 234030), (2755, 232416), (2784, 229995), (3040, 210627), (3132, 204440), (3228, 198360), (3306, 193680), (3420, 187224), (3480, 183996), (3915, 163552), (4035, 158688), (4104, 156020), (4176, 153330), (4304, 148770), (4320, 148219), (4408, 145260), (4560, 140418), (4640, 137997), (4842, 132240), (4959, 129120), (5111, 125280), (5130, 124816), (5220, 122664), (5380, 119016), (5472, 117015), (5510, 116208), (6264, 102220), (6456, 99180), (6612, 96840), (6840, 93612), (6960, 91998), (7263, 88160), (7801, 82080), (7830, 81776), (8070, 79344), (8208, 78010), (8265, 77472), (8352, 76665), (8608, 74385), (8816, 72630), (9120, 70209), (9684, 66120), (9918, 64560), (10222, 62640), (10260, 62408), (10440, 61332), (10760, 59508), (11020, 58104), (12105, 52896), (12528, 51110), (12912, 49590), (13224, 48420), (13680, 46806), (13920, 45999), (14526, 44080), (14877, 43040), (15333, 41760), (15602, 41040), (15660, 40888), (16140, 39672), (16416, 39005), (16530, 38736), (17632, 36315), (19368, 33060), (19836, 32280), (20444, 31320), (20520, 31204), (20880, 30666), (21520, 29754), (22040, 29052), (23403, 27360), (24210, 26448), (24795, 25824), (25056, 25555)]