388494720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{67447}}^1$

素因数の和:67472

約数の個数: 96

約数和(自身を含む): 1341540720

約数和(自身を除く): 953046000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 67447, 134894, 202341, 269788, 337235, 404682, 539576, 607023, 674470, 809364, 1011705, 1079152, 1214046, 1348940, 1618728, 2023410, 2158304, 2428092, 2697880, 3035115, 3237456, 4046820, 4316608, 4856184, 5395760, 6070230, 6474912, 8093640, 8633216, 9712368, 10791520, 12140460, 12949824, 16187280, 19424736, 21583040, 24280920, 25899648, 32374560, 38849472, 43166080, 48561840, 64749120, 77698944, 97123680, 129498240, 194247360, 388494720]

約数ペア:

[(1, 388494720), (2, 194247360), (3, 129498240), (4, 97123680), (5, 77698944), (6, 64749120), (8, 48561840), (9, 43166080), (10, 38849472), (12, 32374560), (15, 25899648), (16, 24280920), (18, 21583040), (20, 19424736), (24, 16187280), (30, 12949824), (32, 12140460), (36, 10791520), (40, 9712368), (45, 8633216), (48, 8093640), (60, 6474912), (64, 6070230), (72, 5395760), (80, 4856184), (90, 4316608), (96, 4046820), (120, 3237456), (128, 3035115), (144, 2697880), (160, 2428092), (180, 2158304), (192, 2023410), (240, 1618728), (288, 1348940), (320, 1214046), (360, 1079152), (384, 1011705), (480, 809364), (576, 674470), (640, 607023), (720, 539576), (960, 404682), (1152, 337235), (1440, 269788), (1920, 202341), (2880, 134894), (5760, 67447)]