1278312551400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{499}}^1\times {\mathrm{21673}}^1$

素因数の和:22388

約数の個数: 192

約数和(自身を含む): 3991050360000

約数和(自身を除く): 2712737808600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 197, 200, 300, 394, 499, 591, 600, 788, 985, 998, 1182, 1497, 1576, 1970, 1996, 2364, 2495, 2955, 2994, 3940, 3992, 4728, 4925, 4990, 5910, 5988, 7485, 7880, 9850, 9980, 11820, 11976, 12475, 14775, 14970, 19700, 19960, 21673, 23640, 24950, 29550, 29940, 37425, 39400, 43346, 49900, 59100, 59880, 65019, 74850, 86692, 98303, 99800, 108365, 118200, 130038, 149700, 173384, 196606, 216730, 260076, 294909, 299400, 325095, 393212, 433460, 491515, 520152, 541825, 589818, 650190, 786424, 866920, 983030, 1083650, 1179636, 1300380, 1474545, 1625475, 1966060, 2167300, 2359272, 2457575, 2600760, 2949090, 3250950, 3932120, 4269581, 4334600, 4915150, 5898180, 6501900, 7372725, 8539162, 9830300, 10814827, 11796360, 12808743, 13003800, 14745450, 17078324, 19660600, 21347905, 21629654, 25617486, 29490900, 32444481, 34156648, 42695810, 43259308, 51234972, 54074135, 58981800, 64043715, 64888962, 85391620, 86518616, 102469944, 106739525, 108148270, 128087430, 129777924, 162222405, 170783240, 213479050, 216296540, 256174860, 259555848, 270370675, 320218575, 324444810, 426958100, 432593080, 512349720, 540741350, 640437150, 648889620, 811112025, 853916200, 1081482700, 1280874300, 1297779240, 1622224050, 2130520919, 2162965400, 2561748600, 3244448100, 4261041838, 6391562757, 6488896200, 8522083676, 10652604595, 12783125514, 17044167352, 21305209190, 25566251028, 31957813785, 42610418380, 51132502056, 53263022975, 63915627570, 85220836760, 106526045950, 127831255140, 159789068925, 213052091900, 255662510280, 319578137850, 426104183800, 639156275700, 1278312551400]

約数ペア:

[(1, 1278312551400), (2, 639156275700), (3, 426104183800), (4, 319578137850), (5, 255662510280), (6, 213052091900), (8, 159789068925), (10, 127831255140), (12, 106526045950), (15, 85220836760), (20, 63915627570), (24, 53263022975), (25, 51132502056), (30, 42610418380), (40, 31957813785), (50, 25566251028), (60, 21305209190), (75, 17044167352), (100, 12783125514), (120, 10652604595), (150, 8522083676), (197, 6488896200), (200, 6391562757), (300, 4261041838), (394, 3244448100), (499, 2561748600), (591, 2162965400), (600, 2130520919), (788, 1622224050), (985, 1297779240), (998, 1280874300), (1182, 1081482700), (1497, 853916200), (1576, 811112025), (1970, 648889620), (1996, 640437150), (2364, 540741350), (2495, 512349720), (2955, 432593080), (2994, 426958100), (3940, 324444810), (3992, 320218575), (4728, 270370675), (4925, 259555848), (4990, 256174860), (5910, 216296540), (5988, 213479050), (7485, 170783240), (7880, 162222405), (9850, 129777924), (9980, 128087430), (11820, 108148270), (11976, 106739525), (12475, 102469944), (14775, 86518616), (14970, 85391620), (19700, 64888962), (19960, 64043715), (21673, 58981800), (23640, 54074135), (24950, 51234972), (29550, 43259308), (29940, 42695810), (37425, 34156648), (39400, 32444481), (43346, 29490900), (49900, 25617486), (59100, 21629654), (59880, 21347905), (65019, 19660600), (74850, 17078324), (86692, 14745450), (98303, 13003800), (99800, 12808743), (108365, 11796360), (118200, 10814827), (130038, 9830300), (149700, 8539162), (173384, 7372725), (196606, 6501900), (216730, 5898180), (260076, 4915150), (294909, 4334600), (299400, 4269581), (325095, 3932120), (393212, 3250950), (433460, 2949090), (491515, 2600760), (520152, 2457575), (541825, 2359272), (589818, 2167300), (650190, 1966060), (786424, 1625475), (866920, 1474545), (983030, 1300380), (1083650, 1179636)]