1905664320

素因数分解:

$2^6\times 3^7\times 5^1\times 7^1\times {\mathrm{389}}^1$

素因数の和:434

約数の個数: 448

約数和(自身を含む): 7798003200

約数和(自身を除く): 5892338880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 243, 252, 270, 280, 288, 315, 320, 324, 336, 360, 378, 389, 405, 420, 432, 448, 480, 486, 504, 540, 560, 567, 576, 630, 648, 672, 720, 729, 756, 778, 810, 840, 864, 945, 960, 972, 1008, 1080, 1120, 1134, 1167, 1215, 1260, 1296, 1344, 1440, 1458, 1512, 1556, 1620, 1680, 1701, 1728, 1890, 1944, 1945, 2016, 2160, 2187, 2240, 2268, 2334, 2430, 2520, 2592, 2723, 2835, 2880, 2916, 3024, 3112, 3240, 3360, 3402, 3501, 3645, 3780, 3888, 3890, 4032, 4320, 4374, 4536, 4668, 4860, 5040, 5103, 5184, 5446, 5670, 5832, 5835, 6048, 6224, 6480, 6720, 6804, 7002, 7290, 7560, 7776, 7780, 8169, 8505, 8640, 8748, 9072, 9336, 9720, 10080, 10206, 10503, 10892, 10935, 11340, 11664, 11670, 12096, 12448, 12960, 13608, 13615, 14004, 14580, 15120, 15309, 15552, 15560, 16338, 17010, 17496, 17505, 18144, 18672, 19440, 20160, 20412, 21006, 21784, 21870, 22680, 23328, 23340, 24507, 24896, 25515, 25920, 27216, 27230, 28008, 29160, 30240, 30618, 31120, 31509, 32676, 34020, 34992, 35010, 36288, 37344, 38880, 40824, 40845, 42012, 43568, 43740, 45360, 46656, 46680, 49014, 51030, 52515, 54432, 54460, 56016, 58320, 60480, 61236, 62240, 63018, 65352, 68040, 69984, 70020, 73521, 74688, 76545, 77760, 81648, 81690, 84024, 87136, 87480, 90720, 93360, 94527, 98028, 102060, 105030, 108864, 108920, 112032, 116640, 122472, 122535, 124480, 126036, 130704, 136080, 139968, 140040, 147042, 153090, 157545, 163296, 163380, 168048, 174272, 174960, 181440, 186720, 189054, 196056, 204120, 210060, 217840, 220563, 224064, 233280, 244944, 245070, 252072, 261408, 272160, 280080, 283581, 294084, 306180, 315090, 326592, 326760, 336096, 349920, 367605, 373440, 378108, 392112, 408240, 420120, 435680, 441126, 472635, 489888, 490140, 504144, 522816, 544320, 560160, 567162, 588168, 612360, 630180, 653520, 661689, 672192, 699840, 735210, 756216, 784224, 816480, 840240, 850743, 871360, 882252, 945270, 979776, 980280, 1008288, 1102815, 1120320, 1134324, 1176336, 1224720, 1260360, 1307040, 1323378, 1417905, 1470420, 1512432, 1568448, 1632960, 1680480, 1701486, 1764504, 1890540, 1960560, 1985067, 2016576, 2205630, 2268648, 2352672, 2449440, 2520720, 2614080, 2646756, 2835810, 2940840, 3024864, 3308445, 3360960, 3402972, 3529008, 3781080, 3921120, 3970134, 4253715, 4411260, 4537296, 4705344, 4898880, 5041440, 5293512, 5671620, 5881680, 5955201, 6049728, 6616890, 6805944, 7058016, 7562160, 7842240, 7940268, 8507430, 8822520, 9074592, 9925335, 10082880, 10587024, 11343240, 11763360, 11910402, 13233780, 13611888, 14116032, 15124320, 15880536, 17014860, 17645040, 18149184, 19850670, 21174048, 22686480, 23526720, 23820804, 26467560, 27223776, 29776005, 30248640, 31761072, 34029720, 35290080, 39701340, 42348096, 45372960, 47641608, 52935120, 54447552, 59552010, 63522144, 68059440, 70580160, 79402680, 90745920, 95283216, 105870240, 119104020, 127044288, 136118880, 158805360, 190566432, 211740480, 238208040, 272237760, 317610720, 381132864, 476416080, 635221440, 952832160, 1905664320]

約数ペア:

[(1, 1905664320), (2, 952832160), (3, 635221440), (4, 476416080), (5, 381132864), (6, 317610720), (7, 272237760), (8, 238208040), (9, 211740480), (10, 190566432), (12, 158805360), (14, 136118880), (15, 127044288), (16, 119104020), (18, 105870240), (20, 95283216), (21, 90745920), (24, 79402680), (27, 70580160), (28, 68059440), (30, 63522144), (32, 59552010), (35, 54447552), (36, 52935120), (40, 47641608), (42, 45372960), (45, 42348096), (48, 39701340), (54, 35290080), (56, 34029720), (60, 31761072), (63, 30248640), (64, 29776005), (70, 27223776), (72, 26467560), (80, 23820804), (81, 23526720), (84, 22686480), (90, 21174048), (96, 19850670), (105, 18149184), (108, 17645040), (112, 17014860), (120, 15880536), (126, 15124320), (135, 14116032), (140, 13611888), (144, 13233780), (160, 11910402), (162, 11763360), (168, 11343240), (180, 10587024), (189, 10082880), (192, 9925335), (210, 9074592), (216, 8822520), (224, 8507430), (240, 7940268), (243, 7842240), (252, 7562160), (270, 7058016), (280, 6805944), (288, 6616890), (315, 6049728), (320, 5955201), (324, 5881680), (336, 5671620), (360, 5293512), (378, 5041440), (389, 4898880), (405, 4705344), (420, 4537296), (432, 4411260), (448, 4253715), (480, 3970134), (486, 3921120), (504, 3781080), (540, 3529008), (560, 3402972), (567, 3360960), (576, 3308445), (630, 3024864), (648, 2940840), (672, 2835810), (720, 2646756), (729, 2614080), (756, 2520720), (778, 2449440), (810, 2352672), (840, 2268648), (864, 2205630), (945, 2016576), (960, 1985067), (972, 1960560), (1008, 1890540), (1080, 1764504), (1120, 1701486), (1134, 1680480), (1167, 1632960), (1215, 1568448), (1260, 1512432), (1296, 1470420), (1344, 1417905), (1440, 1323378), (1458, 1307040), (1512, 1260360), (1556, 1224720), (1620, 1176336), (1680, 1134324), (1701, 1120320), (1728, 1102815), (1890, 1008288), (1944, 980280), (1945, 979776), (2016, 945270), (2160, 882252), (2187, 871360), (2240, 850743), (2268, 840240), (2334, 816480), (2430, 784224), (2520, 756216), (2592, 735210), (2723, 699840), (2835, 672192), (2880, 661689), (2916, 653520), (3024, 630180), (3112, 612360), (3240, 588168), (3360, 567162), (3402, 560160), (3501, 544320), (3645, 522816), (3780, 504144), (3888, 490140), (3890, 489888), (4032, 472635), (4320, 441126), (4374, 435680), (4536, 420120), (4668, 408240), (4860, 392112), (5040, 378108), (5103, 373440), (5184, 367605), (5446, 349920), (5670, 336096), (5832, 326760), (5835, 326592), (6048, 315090), (6224, 306180), (6480, 294084), (6720, 283581), (6804, 280080), (7002, 272160), (7290, 261408), (7560, 252072), (7776, 245070), (7780, 244944), (8169, 233280), (8505, 224064), (8640, 220563), (8748, 217840), (9072, 210060), (9336, 204120), (9720, 196056), (10080, 189054), (10206, 186720), (10503, 181440), (10892, 174960), (10935, 174272), (11340, 168048), (11664, 163380), (11670, 163296), (12096, 157545), (12448, 153090), (12960, 147042), (13608, 140040), (13615, 139968), (14004, 136080), (14580, 130704), (15120, 126036), (15309, 124480), (15552, 122535), (15560, 122472), (16338, 116640), (17010, 112032), (17496, 108920), (17505, 108864), (18144, 105030), (18672, 102060), (19440, 98028), (20160, 94527), (20412, 93360), (21006, 90720), (21784, 87480), (21870, 87136), (22680, 84024), (23328, 81690), (23340, 81648), (24507, 77760), (24896, 76545), (25515, 74688), (25920, 73521), (27216, 70020), (27230, 69984), (28008, 68040), (29160, 65352), (30240, 63018), (30618, 62240), (31120, 61236), (31509, 60480), (32676, 58320), (34020, 56016), (34992, 54460), (35010, 54432), (36288, 52515), (37344, 51030), (38880, 49014), (40824, 46680), (40845, 46656), (42012, 45360), (43568, 43740)]