78372480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{40819}}^1$

素因数の和:40841

約数の個数: 64

約数和(自身を含む): 249818400

約数和(自身を除く): 171445920

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, 320, 384, 480, 640, 960, 1920, 40819, 81638, 122457, 163276, 204095, 244914, 326552, 408190, 489828, 612285, 653104, 816380, 979656, 1224570, 1306208, 1632760, 1959312, 2449140, 2612416, 3265520, 3918624, 4898280, 5224832, 6531040, 7837248, 9796560, 13062080, 15674496, 19593120, 26124160, 39186240, 78372480]

約数ペア:

[(1, 78372480), (2, 39186240), (3, 26124160), (4, 19593120), (5, 15674496), (6, 13062080), (8, 9796560), (10, 7837248), (12, 6531040), (15, 5224832), (16, 4898280), (20, 3918624), (24, 3265520), (30, 2612416), (32, 2449140), (40, 1959312), (48, 1632760), (60, 1306208), (64, 1224570), (80, 979656), (96, 816380), (120, 653104), (128, 612285), (160, 489828), (192, 408190), (240, 326552), (320, 244914), (384, 204095), (480, 163276), (640, 122457), (960, 81638), (1920, 40819)]