31899000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^3\times {\mathrm{31}}^1$

素因数の和:76

約数の個数: 256

約数和(自身を含む): 119808000

約数和(自身を除く): 87909000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 31, 35, 40, 42, 49, 50, 56, 60, 62, 70, 75, 84, 93, 98, 100, 105, 120, 124, 125, 140, 147, 150, 155, 168, 175, 186, 196, 200, 210, 217, 245, 248, 250, 280, 294, 300, 310, 343, 350, 372, 375, 392, 420, 434, 465, 490, 500, 525, 588, 600, 620, 651, 686, 700, 735, 744, 750, 775, 840, 868, 875, 930, 980, 1000, 1029, 1050, 1085, 1176, 1225, 1240, 1302, 1372, 1400, 1470, 1500, 1519, 1550, 1715, 1736, 1750, 1860, 1960, 2058, 2100, 2170, 2325, 2450, 2604, 2625, 2744, 2940, 3000, 3038, 3100, 3255, 3430, 3500, 3675, 3720, 3875, 4116, 4200, 4340, 4557, 4650, 4900, 5145, 5208, 5250, 5425, 5880, 6076, 6125, 6200, 6510, 6860, 7000, 7350, 7595, 7750, 8232, 8575, 8680, 9114, 9300, 9800, 10290, 10500, 10633, 10850, 11625, 12152, 12250, 13020, 13720, 14700, 15190, 15500, 16275, 17150, 18228, 18375, 18600, 20580, 21000, 21266, 21700, 22785, 23250, 24500, 25725, 26040, 27125, 29400, 30380, 31000, 31899, 32550, 34300, 36456, 36750, 37975, 41160, 42532, 42875, 43400, 45570, 46500, 49000, 51450, 53165, 54250, 60760, 63798, 65100, 68600, 73500, 75950, 81375, 85064, 85750, 91140, 93000, 102900, 106330, 108500, 113925, 127596, 128625, 130200, 147000, 151900, 159495, 162750, 171500, 182280, 189875, 205800, 212660, 217000, 227850, 255192, 257250, 265825, 303800, 318990, 325500, 343000, 379750, 425320, 455700, 514500, 531650, 569625, 637980, 651000, 759500, 797475, 911400, 1029000, 1063300, 1139250, 1275960, 1329125, 1519000, 1594950, 2126600, 2278500, 2658250, 3189900, 3987375, 4557000, 5316500, 6379800, 7974750, 10633000, 15949500, 31899000]

約数ペア:

[(1, 31899000), (2, 15949500), (3, 10633000), (4, 7974750), (5, 6379800), (6, 5316500), (7, 4557000), (8, 3987375), (10, 3189900), (12, 2658250), (14, 2278500), (15, 2126600), (20, 1594950), (21, 1519000), (24, 1329125), (25, 1275960), (28, 1139250), (30, 1063300), (31, 1029000), (35, 911400), (40, 797475), (42, 759500), (49, 651000), (50, 637980), (56, 569625), (60, 531650), (62, 514500), (70, 455700), (75, 425320), (84, 379750), (93, 343000), (98, 325500), (100, 318990), (105, 303800), (120, 265825), (124, 257250), (125, 255192), (140, 227850), (147, 217000), (150, 212660), (155, 205800), (168, 189875), (175, 182280), (186, 171500), (196, 162750), (200, 159495), (210, 151900), (217, 147000), (245, 130200), (248, 128625), (250, 127596), (280, 113925), (294, 108500), (300, 106330), (310, 102900), (343, 93000), (350, 91140), (372, 85750), (375, 85064), (392, 81375), (420, 75950), (434, 73500), (465, 68600), (490, 65100), (500, 63798), (525, 60760), (588, 54250), (600, 53165), (620, 51450), (651, 49000), (686, 46500), (700, 45570), (735, 43400), (744, 42875), (750, 42532), (775, 41160), (840, 37975), (868, 36750), (875, 36456), (930, 34300), (980, 32550), (1000, 31899), (1029, 31000), (1050, 30380), (1085, 29400), (1176, 27125), (1225, 26040), (1240, 25725), (1302, 24500), (1372, 23250), (1400, 22785), (1470, 21700), (1500, 21266), (1519, 21000), (1550, 20580), (1715, 18600), (1736, 18375), (1750, 18228), (1860, 17150), (1960, 16275), (2058, 15500), (2100, 15190), (2170, 14700), (2325, 13720), (2450, 13020), (2604, 12250), (2625, 12152), (2744, 11625), (2940, 10850), (3000, 10633), (3038, 10500), (3100, 10290), (3255, 9800), (3430, 9300), (3500, 9114), (3675, 8680), (3720, 8575), (3875, 8232), (4116, 7750), (4200, 7595), (4340, 7350), (4557, 7000), (4650, 6860), (4900, 6510), (5145, 6200), (5208, 6125), (5250, 6076), (5425, 5880)]