740621440

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89017}}^1$

素因数の和:89049

約数の個数: 64

約数和(自身を含む): 1906765560

約数和(自身を除く): 1166144120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 89017, 178034, 356068, 445085, 712136, 890170, 1157221, 1424272, 1780340, 2314442, 2848544, 3560680, 4628884, 5697088, 5786105, 7121360, 9257768, 11394176, 11572210, 14242720, 18515536, 23144420, 28485440, 37031072, 46288840, 56970880, 74062144, 92577680, 148124288, 185155360, 370310720, 740621440]

約数ペア:

[(1, 740621440), (2, 370310720), (4, 185155360), (5, 148124288), (8, 92577680), (10, 74062144), (13, 56970880), (16, 46288840), (20, 37031072), (26, 28485440), (32, 23144420), (40, 18515536), (52, 14242720), (64, 11572210), (65, 11394176), (80, 9257768), (104, 7121360), (128, 5786105), (130, 5697088), (160, 4628884), (208, 3560680), (260, 2848544), (320, 2314442), (416, 1780340), (520, 1424272), (640, 1157221), (832, 890170), (1040, 712136), (1664, 445085), (2080, 356068), (4160, 178034), (8320, 89017)]