152685440

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3911}}^1$

素因数の和:3991

約数の個数: 64

約数和(自身を含む): 371092320

約数和(自身を除く): 218406880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1952, 2440, 3904, 3911, 4880, 7808, 7822, 9760, 15644, 19520, 19555, 31288, 39040, 39110, 62576, 78220, 125152, 156440, 238571, 250304, 312880, 477142, 500608, 625760, 954284, 1192855, 1251520, 1908568, 2385710, 2503040, 3817136, 4771420, 7634272, 9542840, 15268544, 19085680, 30537088, 38171360, 76342720, 152685440]

約数ペア:

[(1, 152685440), (2, 76342720), (4, 38171360), (5, 30537088), (8, 19085680), (10, 15268544), (16, 9542840), (20, 7634272), (32, 4771420), (40, 3817136), (61, 2503040), (64, 2385710), (80, 1908568), (122, 1251520), (128, 1192855), (160, 954284), (244, 625760), (305, 500608), (320, 477142), (488, 312880), (610, 250304), (640, 238571), (976, 156440), (1220, 125152), (1952, 78220), (2440, 62576), (3904, 39110), (3911, 39040), (4880, 31288), (7808, 19555), (7822, 19520), (9760, 15644)]