87990000

素因数分解:

$2^4\times 3^1\times 5^4\times 7^1\times {\mathrm{419}}^1$

素因数の和:457

約数の個数: 200

約数和(自身を含む): 325395840

約数和(自身を除く): 237405840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 125, 140, 150, 168, 175, 200, 210, 240, 250, 280, 300, 336, 350, 375, 400, 419, 420, 500, 525, 560, 600, 625, 700, 750, 838, 840, 875, 1000, 1050, 1200, 1250, 1257, 1400, 1500, 1676, 1680, 1750, 1875, 2000, 2095, 2100, 2500, 2514, 2625, 2800, 2933, 3000, 3352, 3500, 3750, 4190, 4200, 4375, 5000, 5028, 5250, 5866, 6000, 6285, 6704, 7000, 7500, 8380, 8400, 8750, 8799, 10000, 10056, 10475, 10500, 11732, 12570, 13125, 14000, 14665, 15000, 16760, 17500, 17598, 20112, 20950, 21000, 23464, 25140, 26250, 29330, 30000, 31425, 33520, 35000, 35196, 41900, 42000, 43995, 46928, 50280, 52375, 52500, 58660, 62850, 70000, 70392, 73325, 83800, 87990, 100560, 104750, 105000, 117320, 125700, 140784, 146650, 157125, 167600, 175980, 209500, 210000, 219975, 234640, 251400, 261875, 293300, 314250, 351960, 366625, 419000, 439950, 502800, 523750, 586600, 628500, 703920, 733250, 785625, 838000, 879900, 1047500, 1099875, 1173200, 1257000, 1466500, 1571250, 1759800, 1833125, 2095000, 2199750, 2514000, 2933000, 3142500, 3519600, 3666250, 4190000, 4399500, 5499375, 5866000, 6285000, 7332500, 8799000, 10998750, 12570000, 14665000, 17598000, 21997500, 29330000, 43995000, 87990000]

約数ペア:

[(1, 87990000), (2, 43995000), (3, 29330000), (4, 21997500), (5, 17598000), (6, 14665000), (7, 12570000), (8, 10998750), (10, 8799000), (12, 7332500), (14, 6285000), (15, 5866000), (16, 5499375), (20, 4399500), (21, 4190000), (24, 3666250), (25, 3519600), (28, 3142500), (30, 2933000), (35, 2514000), (40, 2199750), (42, 2095000), (48, 1833125), (50, 1759800), (56, 1571250), (60, 1466500), (70, 1257000), (75, 1173200), (80, 1099875), (84, 1047500), (100, 879900), (105, 838000), (112, 785625), (120, 733250), (125, 703920), (140, 628500), (150, 586600), (168, 523750), (175, 502800), (200, 439950), (210, 419000), (240, 366625), (250, 351960), (280, 314250), (300, 293300), (336, 261875), (350, 251400), (375, 234640), (400, 219975), (419, 210000), (420, 209500), (500, 175980), (525, 167600), (560, 157125), (600, 146650), (625, 140784), (700, 125700), (750, 117320), (838, 105000), (840, 104750), (875, 100560), (1000, 87990), (1050, 83800), (1200, 73325), (1250, 70392), (1257, 70000), (1400, 62850), (1500, 58660), (1676, 52500), (1680, 52375), (1750, 50280), (1875, 46928), (2000, 43995), (2095, 42000), (2100, 41900), (2500, 35196), (2514, 35000), (2625, 33520), (2800, 31425), (2933, 30000), (3000, 29330), (3352, 26250), (3500, 25140), (3750, 23464), (4190, 21000), (4200, 20950), (4375, 20112), (5000, 17598), (5028, 17500), (5250, 16760), (5866, 15000), (6000, 14665), (6285, 14000), (6704, 13125), (7000, 12570), (7500, 11732), (8380, 10500), (8400, 10475), (8750, 10056), (8799, 10000)]