221580000

素因数分解:

$2^5\times 3^2\times 5^4\times {\mathrm{1231}}^1$

素因数の和:1267

約数の個数: 180

約数和(自身を含む): 788035248

約数和(自身を除く): 566455248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 125, 144, 150, 160, 180, 200, 225, 240, 250, 288, 300, 360, 375, 400, 450, 480, 500, 600, 625, 720, 750, 800, 900, 1000, 1125, 1200, 1231, 1250, 1440, 1500, 1800, 1875, 2000, 2250, 2400, 2462, 2500, 3000, 3600, 3693, 3750, 4000, 4500, 4924, 5000, 5625, 6000, 6155, 7200, 7386, 7500, 9000, 9848, 10000, 11079, 11250, 12000, 12310, 14772, 15000, 18000, 18465, 19696, 20000, 22158, 22500, 24620, 29544, 30000, 30775, 36000, 36930, 39392, 44316, 45000, 49240, 55395, 59088, 60000, 61550, 73860, 88632, 90000, 92325, 98480, 110790, 118176, 123100, 147720, 153875, 177264, 180000, 184650, 196960, 221580, 246200, 276975, 295440, 307750, 354528, 369300, 443160, 461625, 492400, 553950, 590880, 615500, 738600, 769375, 886320, 923250, 984800, 1107900, 1231000, 1384875, 1477200, 1538750, 1772640, 1846500, 2215800, 2308125, 2462000, 2769750, 2954400, 3077500, 3693000, 4431600, 4616250, 4924000, 5539500, 6155000, 6924375, 7386000, 8863200, 9232500, 11079000, 12310000, 13848750, 14772000, 18465000, 22158000, 24620000, 27697500, 36930000, 44316000, 55395000, 73860000, 110790000, 221580000]

約数ペア:

[(1, 221580000), (2, 110790000), (3, 73860000), (4, 55395000), (5, 44316000), (6, 36930000), (8, 27697500), (9, 24620000), (10, 22158000), (12, 18465000), (15, 14772000), (16, 13848750), (18, 12310000), (20, 11079000), (24, 9232500), (25, 8863200), (30, 7386000), (32, 6924375), (36, 6155000), (40, 5539500), (45, 4924000), (48, 4616250), (50, 4431600), (60, 3693000), (72, 3077500), (75, 2954400), (80, 2769750), (90, 2462000), (96, 2308125), (100, 2215800), (120, 1846500), (125, 1772640), (144, 1538750), (150, 1477200), (160, 1384875), (180, 1231000), (200, 1107900), (225, 984800), (240, 923250), (250, 886320), (288, 769375), (300, 738600), (360, 615500), (375, 590880), (400, 553950), (450, 492400), (480, 461625), (500, 443160), (600, 369300), (625, 354528), (720, 307750), (750, 295440), (800, 276975), (900, 246200), (1000, 221580), (1125, 196960), (1200, 184650), (1231, 180000), (1250, 177264), (1440, 153875), (1500, 147720), (1800, 123100), (1875, 118176), (2000, 110790), (2250, 98480), (2400, 92325), (2462, 90000), (2500, 88632), (3000, 73860), (3600, 61550), (3693, 60000), (3750, 59088), (4000, 55395), (4500, 49240), (4924, 45000), (5000, 44316), (5625, 39392), (6000, 36930), (6155, 36000), (7200, 30775), (7386, 30000), (7500, 29544), (9000, 24620), (9848, 22500), (10000, 22158), (11079, 20000), (11250, 19696), (12000, 18465), (12310, 18000), (14772, 15000)]