78132480

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{20347}}^1$

素因数の和:20371

約数の個数: 72

約数和(自身を含む): 249547872

約数和(自身を除く): 171415392

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, 20347, 40694, 61041, 81388, 101735, 122082, 162776, 203470, 244164, 305205, 325552, 406940, 488328, 610410, 651104, 813880, 976656, 1220820, 1302208, 1627760, 1953312, 2441640, 2604416, 3255520, 3906624, 4883280, 5208832, 6511040, 7813248, 9766560, 13022080, 15626496, 19533120, 26044160, 39066240, 78132480]

約数ペア:

[(1, 78132480), (2, 39066240), (3, 26044160), (4, 19533120), (5, 15626496), (6, 13022080), (8, 9766560), (10, 7813248), (12, 6511040), (15, 5208832), (16, 4883280), (20, 3906624), (24, 3255520), (30, 2604416), (32, 2441640), (40, 1953312), (48, 1627760), (60, 1302208), (64, 1220820), (80, 976656), (96, 813880), (120, 651104), (128, 610410), (160, 488328), (192, 406940), (240, 325552), (256, 305205), (320, 244164), (384, 203470), (480, 162776), (640, 122082), (768, 101735), (960, 81388), (1280, 61041), (1920, 40694), (3840, 20347)]