842640000

素因数分解:

$2^7\times 3^1\times 5^4\times {\mathrm{3511}}^1$

素因数の和:3548

約数の個数: 160

約数和(自身を含む): 2797729440

約数和(自身を除く): 1955089440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 300, 320, 375, 384, 400, 480, 500, 600, 625, 640, 750, 800, 960, 1000, 1200, 1250, 1500, 1600, 1875, 1920, 2000, 2400, 2500, 3000, 3200, 3511, 3750, 4000, 4800, 5000, 6000, 7022, 7500, 8000, 9600, 10000, 10533, 12000, 14044, 15000, 16000, 17555, 20000, 21066, 24000, 28088, 30000, 35110, 40000, 42132, 48000, 52665, 56176, 60000, 70220, 80000, 84264, 87775, 105330, 112352, 120000, 140440, 168528, 175550, 210660, 224704, 240000, 263325, 280880, 337056, 351100, 421320, 438875, 449408, 526650, 561760, 674112, 702200, 842640, 877750, 1053300, 1123520, 1316625, 1348224, 1404400, 1685280, 1755500, 2106600, 2194375, 2247040, 2633250, 2808800, 3370560, 3511000, 4213200, 4388750, 5266500, 5617600, 6583125, 6741120, 7022000, 8426400, 8777500, 10533000, 11235200, 13166250, 14044000, 16852800, 17555000, 21066000, 26332500, 28088000, 33705600, 35110000, 42132000, 52665000, 56176000, 70220000, 84264000, 105330000, 140440000, 168528000, 210660000, 280880000, 421320000, 842640000]

約数ペア:

[(1, 842640000), (2, 421320000), (3, 280880000), (4, 210660000), (5, 168528000), (6, 140440000), (8, 105330000), (10, 84264000), (12, 70220000), (15, 56176000), (16, 52665000), (20, 42132000), (24, 35110000), (25, 33705600), (30, 28088000), (32, 26332500), (40, 21066000), (48, 17555000), (50, 16852800), (60, 14044000), (64, 13166250), (75, 11235200), (80, 10533000), (96, 8777500), (100, 8426400), (120, 7022000), (125, 6741120), (128, 6583125), (150, 5617600), (160, 5266500), (192, 4388750), (200, 4213200), (240, 3511000), (250, 3370560), (300, 2808800), (320, 2633250), (375, 2247040), (384, 2194375), (400, 2106600), (480, 1755500), (500, 1685280), (600, 1404400), (625, 1348224), (640, 1316625), (750, 1123520), (800, 1053300), (960, 877750), (1000, 842640), (1200, 702200), (1250, 674112), (1500, 561760), (1600, 526650), (1875, 449408), (1920, 438875), (2000, 421320), (2400, 351100), (2500, 337056), (3000, 280880), (3200, 263325), (3511, 240000), (3750, 224704), (4000, 210660), (4800, 175550), (5000, 168528), (6000, 140440), (7022, 120000), (7500, 112352), (8000, 105330), (9600, 87775), (10000, 84264), (10533, 80000), (12000, 70220), (14044, 60000), (15000, 56176), (16000, 52665), (17555, 48000), (20000, 42132), (21066, 40000), (24000, 35110), (28088, 30000)]