628800

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{131}}^1$

素因数の和:156

約数の個数: 84

約数和(自身を含む): 2078736

約数和(自身を除く): 1449936

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, 131, 150, 160, 192, 200, 240, 262, 300, 320, 393, 400, 480, 524, 600, 655, 786, 800, 960, 1048, 1200, 1310, 1572, 1600, 1965, 2096, 2400, 2620, 3144, 3275, 3930, 4192, 4800, 5240, 6288, 6550, 7860, 8384, 9825, 10480, 12576, 13100, 15720, 19650, 20960, 25152, 26200, 31440, 39300, 41920, 52400, 62880, 78600, 104800, 125760, 157200, 209600, 314400, 628800]

約数ペア:

[(1, 628800), (2, 314400), (3, 209600), (4, 157200), (5, 125760), (6, 104800), (8, 78600), (10, 62880), (12, 52400), (15, 41920), (16, 39300), (20, 31440), (24, 26200), (25, 25152), (30, 20960), (32, 19650), (40, 15720), (48, 13100), (50, 12576), (60, 10480), (64, 9825), (75, 8384), (80, 7860), (96, 6550), (100, 6288), (120, 5240), (131, 4800), (150, 4192), (160, 3930), (192, 3275), (200, 3144), (240, 2620), (262, 2400), (300, 2096), (320, 1965), (393, 1600), (400, 1572), (480, 1310), (524, 1200), (600, 1048), (655, 960), (786, 800)]