388783800

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{103}}^1\times {\mathrm{233}}^1$

素因数の和:364

約数の個数: 240

約数和(自身を含む): 1369265040

約数和(自身を除く): 980481240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 81, 90, 100, 103, 108, 120, 135, 150, 162, 180, 200, 206, 216, 225, 233, 270, 300, 309, 324, 360, 405, 412, 450, 466, 515, 540, 600, 618, 648, 675, 699, 810, 824, 900, 927, 932, 1030, 1080, 1165, 1236, 1350, 1398, 1545, 1620, 1800, 1854, 1864, 2025, 2060, 2097, 2330, 2472, 2575, 2700, 2781, 2796, 3090, 3240, 3495, 3708, 4050, 4120, 4194, 4635, 4660, 5150, 5400, 5562, 5592, 5825, 6180, 6291, 6990, 7416, 7725, 8100, 8343, 8388, 9270, 9320, 10300, 10485, 11124, 11650, 12360, 12582, 13905, 13980, 15450, 16200, 16686, 16776, 17475, 18540, 18873, 20600, 20970, 22248, 23175, 23300, 23999, 25164, 27810, 27960, 30900, 31455, 33372, 34950, 37080, 37746, 41715, 41940, 46350, 46600, 47998, 50328, 52425, 55620, 61800, 62910, 66744, 69525, 69900, 71997, 75492, 83430, 83880, 92700, 94365, 95996, 104850, 111240, 119995, 125820, 139050, 139800, 143994, 150984, 157275, 166860, 185400, 188730, 191992, 208575, 209700, 215991, 239990, 251640, 278100, 287988, 314550, 333720, 359985, 377460, 417150, 419400, 431982, 471825, 479980, 556200, 575976, 599975, 629100, 647973, 719970, 754920, 834300, 863964, 943650, 959960, 1079955, 1199950, 1258200, 1295946, 1439940, 1668600, 1727928, 1799925, 1887300, 1943919, 2159910, 2399900, 2591892, 2879880, 3239865, 3599850, 3774600, 3887838, 4319820, 4799800, 5183784, 5399775, 6479730, 7199700, 7775676, 8639640, 9719595, 10799550, 12959460, 14399400, 15551352, 16199325, 19439190, 21599100, 25918920, 32398650, 38878380, 43198200, 48597975, 64797300, 77756760, 97195950, 129594600, 194391900, 388783800]

約数ペア:

[(1, 388783800), (2, 194391900), (3, 129594600), (4, 97195950), (5, 77756760), (6, 64797300), (8, 48597975), (9, 43198200), (10, 38878380), (12, 32398650), (15, 25918920), (18, 21599100), (20, 19439190), (24, 16199325), (25, 15551352), (27, 14399400), (30, 12959460), (36, 10799550), (40, 9719595), (45, 8639640), (50, 7775676), (54, 7199700), (60, 6479730), (72, 5399775), (75, 5183784), (81, 4799800), (90, 4319820), (100, 3887838), (103, 3774600), (108, 3599850), (120, 3239865), (135, 2879880), (150, 2591892), (162, 2399900), (180, 2159910), (200, 1943919), (206, 1887300), (216, 1799925), (225, 1727928), (233, 1668600), (270, 1439940), (300, 1295946), (309, 1258200), (324, 1199950), (360, 1079955), (405, 959960), (412, 943650), (450, 863964), (466, 834300), (515, 754920), (540, 719970), (600, 647973), (618, 629100), (648, 599975), (675, 575976), (699, 556200), (810, 479980), (824, 471825), (900, 431982), (927, 419400), (932, 417150), (1030, 377460), (1080, 359985), (1165, 333720), (1236, 314550), (1350, 287988), (1398, 278100), (1545, 251640), (1620, 239990), (1800, 215991), (1854, 209700), (1864, 208575), (2025, 191992), (2060, 188730), (2097, 185400), (2330, 166860), (2472, 157275), (2575, 150984), (2700, 143994), (2781, 139800), (2796, 139050), (3090, 125820), (3240, 119995), (3495, 111240), (3708, 104850), (4050, 95996), (4120, 94365), (4194, 92700), (4635, 83880), (4660, 83430), (5150, 75492), (5400, 71997), (5562, 69900), (5592, 69525), (5825, 66744), (6180, 62910), (6291, 61800), (6990, 55620), (7416, 52425), (7725, 50328), (8100, 47998), (8343, 46600), (8388, 46350), (9270, 41940), (9320, 41715), (10300, 37746), (10485, 37080), (11124, 34950), (11650, 33372), (12360, 31455), (12582, 30900), (13905, 27960), (13980, 27810), (15450, 25164), (16200, 23999), (16686, 23300), (16776, 23175), (17475, 22248), (18540, 20970), (18873, 20600)]