981588960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2062

約数の個数: 288

約数和(自身を含む): 3773952000

約数和(自身を除く): 2792363040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 31, 32, 33, 36, 40, 44, 45, 48, 55, 60, 62, 66, 72, 80, 88, 90, 93, 96, 99, 110, 120, 124, 132, 144, 155, 160, 165, 176, 180, 186, 198, 220, 240, 248, 264, 279, 288, 310, 330, 341, 352, 360, 372, 396, 440, 465, 480, 495, 496, 528, 558, 620, 660, 682, 720, 744, 792, 880, 930, 990, 992, 1023, 1056, 1116, 1240, 1320, 1364, 1395, 1440, 1488, 1584, 1705, 1760, 1860, 1980, 1999, 2046, 2232, 2480, 2640, 2728, 2790, 2976, 3069, 3168, 3410, 3720, 3960, 3998, 4092, 4464, 4960, 5115, 5280, 5456, 5580, 5997, 6138, 6820, 7440, 7920, 7996, 8184, 8928, 9995, 10230, 10912, 11160, 11994, 12276, 13640, 14880, 15345, 15840, 15992, 16368, 17991, 19990, 20460, 21989, 22320, 23988, 24552, 27280, 29985, 30690, 31984, 32736, 35982, 39980, 40920, 43978, 44640, 47976, 49104, 54560, 59970, 61380, 61969, 63968, 65967, 71964, 79960, 81840, 87956, 89955, 95952, 98208, 109945, 119940, 122760, 123938, 131934, 143928, 159920, 163680, 175912, 179910, 185907, 191904, 197901, 219890, 239880, 245520, 247876, 263868, 287856, 309845, 319840, 329835, 351824, 359820, 371814, 395802, 439780, 479760, 491040, 495752, 527736, 557721, 575712, 619690, 659670, 681659, 703648, 719640, 743628, 791604, 879560, 929535, 959520, 989505, 991504, 1055472, 1115442, 1239380, 1319340, 1363318, 1439280, 1487256, 1583208, 1759120, 1859070, 1979010, 1983008, 2044977, 2110944, 2230884, 2478760, 2638680, 2726636, 2788605, 2878560, 2974512, 3166416, 3408295, 3518240, 3718140, 3958020, 4089954, 4461768, 4957520, 5277360, 5453272, 5577210, 5949024, 6134931, 6332832, 6816590, 7436280, 7916040, 8179908, 8923536, 9915040, 10224885, 10554720, 10906544, 11154420, 12269862, 13633180, 14872560, 15832080, 16359816, 17847072, 20449770, 21813088, 22308840, 24539724, 27266360, 29745120, 30674655, 31664160, 32719632, 40899540, 44617680, 49079448, 54532720, 61349310, 65439264, 81799080, 89235360, 98158896, 109065440, 122698620, 163598160, 196317792, 245397240, 327196320, 490794480, 981588960]

約数ペア:

[(1, 981588960), (2, 490794480), (3, 327196320), (4, 245397240), (5, 196317792), (6, 163598160), (8, 122698620), (9, 109065440), (10, 98158896), (11, 89235360), (12, 81799080), (15, 65439264), (16, 61349310), (18, 54532720), (20, 49079448), (22, 44617680), (24, 40899540), (30, 32719632), (31, 31664160), (32, 30674655), (33, 29745120), (36, 27266360), (40, 24539724), (44, 22308840), (45, 21813088), (48, 20449770), (55, 17847072), (60, 16359816), (62, 15832080), (66, 14872560), (72, 13633180), (80, 12269862), (88, 11154420), (90, 10906544), (93, 10554720), (96, 10224885), (99, 9915040), (110, 8923536), (120, 8179908), (124, 7916040), (132, 7436280), (144, 6816590), (155, 6332832), (160, 6134931), (165, 5949024), (176, 5577210), (180, 5453272), (186, 5277360), (198, 4957520), (220, 4461768), (240, 4089954), (248, 3958020), (264, 3718140), (279, 3518240), (288, 3408295), (310, 3166416), (330, 2974512), (341, 2878560), (352, 2788605), (360, 2726636), (372, 2638680), (396, 2478760), (440, 2230884), (465, 2110944), (480, 2044977), (495, 1983008), (496, 1979010), (528, 1859070), (558, 1759120), (620, 1583208), (660, 1487256), (682, 1439280), (720, 1363318), (744, 1319340), (792, 1239380), (880, 1115442), (930, 1055472), (990, 991504), (992, 989505), (1023, 959520), (1056, 929535), (1116, 879560), (1240, 791604), (1320, 743628), (1364, 719640), (1395, 703648), (1440, 681659), (1488, 659670), (1584, 619690), (1705, 575712), (1760, 557721), (1860, 527736), (1980, 495752), (1999, 491040), (2046, 479760), (2232, 439780), (2480, 395802), (2640, 371814), (2728, 359820), (2790, 351824), (2976, 329835), (3069, 319840), (3168, 309845), (3410, 287856), (3720, 263868), (3960, 247876), (3998, 245520), (4092, 239880), (4464, 219890), (4960, 197901), (5115, 191904), (5280, 185907), (5456, 179910), (5580, 175912), (5997, 163680), (6138, 159920), (6820, 143928), (7440, 131934), (7920, 123938), (7996, 122760), (8184, 119940), (8928, 109945), (9995, 98208), (10230, 95952), (10912, 89955), (11160, 87956), (11994, 81840), (12276, 79960), (13640, 71964), (14880, 65967), (15345, 63968), (15840, 61969), (15992, 61380), (16368, 59970), (17991, 54560), (19990, 49104), (20460, 47976), (21989, 44640), (22320, 43978), (23988, 40920), (24552, 39980), (27280, 35982), (29985, 32736), (30690, 31984)]