64702800

素因数分解:

$2^4\times 3^4\times 5^2\times {\mathrm{1997}}^1$

素因数の和:2027

約数の個数: 150

約数和(自身を含む): 232329438

約数和(自身を除く): 167626638

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 81, 90, 100, 108, 120, 135, 144, 150, 162, 180, 200, 216, 225, 240, 270, 300, 324, 360, 400, 405, 432, 450, 540, 600, 648, 675, 720, 810, 900, 1080, 1200, 1296, 1350, 1620, 1800, 1997, 2025, 2160, 2700, 3240, 3600, 3994, 4050, 5400, 5991, 6480, 7988, 8100, 9985, 10800, 11982, 15976, 16200, 17973, 19970, 23964, 29955, 31952, 32400, 35946, 39940, 47928, 49925, 53919, 59910, 71892, 79880, 89865, 95856, 99850, 107838, 119820, 143784, 149775, 159760, 161757, 179730, 199700, 215676, 239640, 269595, 287568, 299550, 323514, 359460, 399400, 431352, 449325, 479280, 539190, 599100, 647028, 718920, 798800, 808785, 862704, 898650, 1078380, 1198200, 1294056, 1347975, 1437840, 1617570, 1797300, 2156760, 2396400, 2588112, 2695950, 3235140, 3594600, 4043925, 4313520, 5391900, 6470280, 7189200, 8087850, 10783800, 12940560, 16175700, 21567600, 32351400, 64702800]

約数ペア:

[(1, 64702800), (2, 32351400), (3, 21567600), (4, 16175700), (5, 12940560), (6, 10783800), (8, 8087850), (9, 7189200), (10, 6470280), (12, 5391900), (15, 4313520), (16, 4043925), (18, 3594600), (20, 3235140), (24, 2695950), (25, 2588112), (27, 2396400), (30, 2156760), (36, 1797300), (40, 1617570), (45, 1437840), (48, 1347975), (50, 1294056), (54, 1198200), (60, 1078380), (72, 898650), (75, 862704), (80, 808785), (81, 798800), (90, 718920), (100, 647028), (108, 599100), (120, 539190), (135, 479280), (144, 449325), (150, 431352), (162, 399400), (180, 359460), (200, 323514), (216, 299550), (225, 287568), (240, 269595), (270, 239640), (300, 215676), (324, 199700), (360, 179730), (400, 161757), (405, 159760), (432, 149775), (450, 143784), (540, 119820), (600, 107838), (648, 99850), (675, 95856), (720, 89865), (810, 79880), (900, 71892), (1080, 59910), (1200, 53919), (1296, 49925), (1350, 47928), (1620, 39940), (1800, 35946), (1997, 32400), (2025, 31952), (2160, 29955), (2700, 23964), (3240, 19970), (3600, 17973), (3994, 16200), (4050, 15976), (5400, 11982), (5991, 10800), (6480, 9985), (7988, 8100)]