337120640

素因数分解:

$2^7\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4021}}^1$

素因数の和:4171

約数の個数: 64

約数和(自身を含む): 812283120

約数和(自身を除く): 475162480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 262, 320, 524, 640, 655, 1048, 1310, 2096, 2620, 4021, 4192, 5240, 8042, 8384, 10480, 16084, 16768, 20105, 20960, 32168, 40210, 41920, 64336, 80420, 83840, 128672, 160840, 257344, 321680, 514688, 526751, 643360, 1053502, 1286720, 2107004, 2573440, 2633755, 4214008, 5267510, 8428016, 10535020, 16856032, 21070040, 33712064, 42140080, 67424128, 84280160, 168560320, 337120640]

約数ペア:

[(1, 337120640), (2, 168560320), (4, 84280160), (5, 67424128), (8, 42140080), (10, 33712064), (16, 21070040), (20, 16856032), (32, 10535020), (40, 8428016), (64, 5267510), (80, 4214008), (128, 2633755), (131, 2573440), (160, 2107004), (262, 1286720), (320, 1053502), (524, 643360), (640, 526751), (655, 514688), (1048, 321680), (1310, 257344), (2096, 160840), (2620, 128672), (4021, 83840), (4192, 80420), (5240, 64336), (8042, 41920), (8384, 40210), (10480, 32168), (16084, 20960), (16768, 20105)]