31440000

素因数分解:

$2^7\times 3^1\times 5^4\times {\mathrm{131}}^1$

素因数の和:168

約数の個数: 160

約数和(自身を含む): 105153840

約数和(自身を除く): 73713840

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, 131, 150, 160, 192, 200, 240, 250, 262, 300, 320, 375, 384, 393, 400, 480, 500, 524, 600, 625, 640, 655, 750, 786, 800, 960, 1000, 1048, 1200, 1250, 1310, 1500, 1572, 1600, 1875, 1920, 1965, 2000, 2096, 2400, 2500, 2620, 3000, 3144, 3200, 3275, 3750, 3930, 4000, 4192, 4800, 5000, 5240, 6000, 6288, 6550, 7500, 7860, 8000, 8384, 9600, 9825, 10000, 10480, 12000, 12576, 13100, 15000, 15720, 16000, 16375, 16768, 19650, 20000, 20960, 24000, 25152, 26200, 30000, 31440, 32750, 39300, 40000, 41920, 48000, 49125, 50304, 52400, 60000, 62880, 65500, 78600, 80000, 81875, 83840, 98250, 104800, 120000, 125760, 131000, 157200, 163750, 196500, 209600, 240000, 245625, 251520, 262000, 314400, 327500, 393000, 419200, 491250, 524000, 628800, 655000, 786000, 982500, 1048000, 1257600, 1310000, 1572000, 1965000, 2096000, 2620000, 3144000, 3930000, 5240000, 6288000, 7860000, 10480000, 15720000, 31440000]

約数ペア:

[(1, 31440000), (2, 15720000), (3, 10480000), (4, 7860000), (5, 6288000), (6, 5240000), (8, 3930000), (10, 3144000), (12, 2620000), (15, 2096000), (16, 1965000), (20, 1572000), (24, 1310000), (25, 1257600), (30, 1048000), (32, 982500), (40, 786000), (48, 655000), (50, 628800), (60, 524000), (64, 491250), (75, 419200), (80, 393000), (96, 327500), (100, 314400), (120, 262000), (125, 251520), (128, 245625), (131, 240000), (150, 209600), (160, 196500), (192, 163750), (200, 157200), (240, 131000), (250, 125760), (262, 120000), (300, 104800), (320, 98250), (375, 83840), (384, 81875), (393, 80000), (400, 78600), (480, 65500), (500, 62880), (524, 60000), (600, 52400), (625, 50304), (640, 49125), (655, 48000), (750, 41920), (786, 40000), (800, 39300), (960, 32750), (1000, 31440), (1048, 30000), (1200, 26200), (1250, 25152), (1310, 24000), (1500, 20960), (1572, 20000), (1600, 19650), (1875, 16768), (1920, 16375), (1965, 16000), (2000, 15720), (2096, 15000), (2400, 13100), (2500, 12576), (2620, 12000), (3000, 10480), (3144, 10000), (3200, 9825), (3275, 9600), (3750, 8384), (3930, 8000), (4000, 7860), (4192, 7500), (4800, 6550), (5000, 6288), (5240, 6000)]