865009920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{225263}}^1$

素因数の和:225287

約数の個数: 72

約数和(自身を含む): 2762637696

約数和(自身を除く): 1897627776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 225263, 450526, 675789, 901052, 1126315, 1351578, 1802104, 2252630, 2703156, 3378945, 3604208, 4505260, 5406312, 6757890, 7208416, 9010520, 10812624, 13515780, 14416832, 18021040, 21625248, 27031560, 28833664, 36042080, 43250496, 54063120, 57667328, 72084160, 86500992, 108126240, 144168320, 173001984, 216252480, 288336640, 432504960, 865009920]

約数ペア:

[(1, 865009920), (2, 432504960), (3, 288336640), (4, 216252480), (5, 173001984), (6, 144168320), (8, 108126240), (10, 86500992), (12, 72084160), (15, 57667328), (16, 54063120), (20, 43250496), (24, 36042080), (30, 28833664), (32, 27031560), (40, 21625248), (48, 18021040), (60, 14416832), (64, 13515780), (80, 10812624), (96, 9010520), (120, 7208416), (128, 6757890), (160, 5406312), (192, 4505260), (240, 3604208), (256, 3378945), (320, 2703156), (384, 2252630), (480, 1802104), (640, 1351578), (768, 1126315), (960, 901052), (1280, 675789), (1920, 450526), (3840, 225263)]