1987012800

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{3209}}^1$

素因数の和:3280

約数の個数: 252

約数和(自身を含む): 7228804440

約数和(自身を除く): 5241791640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 43, 45, 48, 50, 60, 64, 72, 75, 80, 86, 90, 96, 100, 120, 129, 144, 150, 160, 172, 180, 192, 200, 215, 225, 240, 258, 288, 300, 320, 344, 360, 387, 400, 430, 450, 480, 516, 576, 600, 645, 688, 720, 774, 800, 860, 900, 960, 1032, 1075, 1200, 1290, 1376, 1440, 1548, 1600, 1720, 1800, 1935, 2064, 2150, 2400, 2580, 2752, 2880, 3096, 3209, 3225, 3440, 3600, 3870, 4128, 4300, 4800, 5160, 6192, 6418, 6450, 6880, 7200, 7740, 8256, 8600, 9627, 9675, 10320, 12384, 12836, 12900, 13760, 14400, 15480, 16045, 17200, 19254, 19350, 20640, 24768, 25672, 25800, 28881, 30960, 32090, 34400, 38508, 38700, 41280, 48135, 51344, 51600, 57762, 61920, 64180, 68800, 77016, 77400, 80225, 96270, 102688, 103200, 115524, 123840, 128360, 137987, 144405, 154032, 154800, 160450, 192540, 205376, 206400, 231048, 240675, 256720, 275974, 288810, 308064, 309600, 320900, 385080, 413961, 462096, 481350, 513440, 551948, 577620, 616128, 619200, 641800, 689935, 722025, 770160, 827922, 924192, 962700, 1026880, 1103896, 1155240, 1241883, 1283600, 1379870, 1444050, 1540320, 1655844, 1848384, 1925400, 2069805, 2207792, 2310480, 2483766, 2567200, 2759740, 2888100, 3080640, 3311688, 3449675, 3850800, 4139610, 4415584, 4620960, 4967532, 5134400, 5519480, 5776200, 6209415, 6623376, 6899350, 7701600, 8279220, 8831168, 9241920, 9935064, 10349025, 11038960, 11552400, 12418830, 13246752, 13798700, 15403200, 16558440, 19870128, 20698050, 22077920, 23104800, 24837660, 26493504, 27597400, 31047075, 33116880, 39740256, 41396100, 44155840, 46209600, 49675320, 55194800, 62094150, 66233760, 79480512, 82792200, 99350640, 110389600, 124188300, 132467520, 165584400, 198701280, 220779200, 248376600, 331168800, 397402560, 496753200, 662337600, 993506400, 1987012800]

約数ペア:

[(1, 1987012800), (2, 993506400), (3, 662337600), (4, 496753200), (5, 397402560), (6, 331168800), (8, 248376600), (9, 220779200), (10, 198701280), (12, 165584400), (15, 132467520), (16, 124188300), (18, 110389600), (20, 99350640), (24, 82792200), (25, 79480512), (30, 66233760), (32, 62094150), (36, 55194800), (40, 49675320), (43, 46209600), (45, 44155840), (48, 41396100), (50, 39740256), (60, 33116880), (64, 31047075), (72, 27597400), (75, 26493504), (80, 24837660), (86, 23104800), (90, 22077920), (96, 20698050), (100, 19870128), (120, 16558440), (129, 15403200), (144, 13798700), (150, 13246752), (160, 12418830), (172, 11552400), (180, 11038960), (192, 10349025), (200, 9935064), (215, 9241920), (225, 8831168), (240, 8279220), (258, 7701600), (288, 6899350), (300, 6623376), (320, 6209415), (344, 5776200), (360, 5519480), (387, 5134400), (400, 4967532), (430, 4620960), (450, 4415584), (480, 4139610), (516, 3850800), (576, 3449675), (600, 3311688), (645, 3080640), (688, 2888100), (720, 2759740), (774, 2567200), (800, 2483766), (860, 2310480), (900, 2207792), (960, 2069805), (1032, 1925400), (1075, 1848384), (1200, 1655844), (1290, 1540320), (1376, 1444050), (1440, 1379870), (1548, 1283600), (1600, 1241883), (1720, 1155240), (1800, 1103896), (1935, 1026880), (2064, 962700), (2150, 924192), (2400, 827922), (2580, 770160), (2752, 722025), (2880, 689935), (3096, 641800), (3209, 619200), (3225, 616128), (3440, 577620), (3600, 551948), (3870, 513440), (4128, 481350), (4300, 462096), (4800, 413961), (5160, 385080), (6192, 320900), (6418, 309600), (6450, 308064), (6880, 288810), (7200, 275974), (7740, 256720), (8256, 240675), (8600, 231048), (9627, 206400), (9675, 205376), (10320, 192540), (12384, 160450), (12836, 154800), (12900, 154032), (13760, 144405), (14400, 137987), (15480, 128360), (16045, 123840), (17200, 115524), (19254, 103200), (19350, 102688), (20640, 96270), (24768, 80225), (25672, 77400), (25800, 77016), (28881, 68800), (30960, 64180), (32090, 61920), (34400, 57762), (38508, 51600), (38700, 51344), (41280, 48135)]