177526960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{809}}^1$

素因数の和:1046

約数の個数: 80

約数和(自身を含む): 447158880

約数和(自身を除く): 269631920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 211, 260, 422, 520, 809, 844, 1040, 1055, 1618, 1688, 2110, 2743, 3236, 3376, 4045, 4220, 5486, 6472, 8090, 8440, 10517, 10972, 12944, 13715, 16180, 16880, 21034, 21944, 27430, 32360, 42068, 43888, 52585, 54860, 64720, 84136, 105170, 109720, 168272, 170699, 210340, 219440, 341398, 420680, 682796, 841360, 853495, 1365592, 1706990, 2219087, 2731184, 3413980, 4438174, 6827960, 8876348, 11095435, 13655920, 17752696, 22190870, 35505392, 44381740, 88763480, 177526960]

約数ペア:

[(1, 177526960), (2, 88763480), (4, 44381740), (5, 35505392), (8, 22190870), (10, 17752696), (13, 13655920), (16, 11095435), (20, 8876348), (26, 6827960), (40, 4438174), (52, 3413980), (65, 2731184), (80, 2219087), (104, 1706990), (130, 1365592), (208, 853495), (211, 841360), (260, 682796), (422, 420680), (520, 341398), (809, 219440), (844, 210340), (1040, 170699), (1055, 168272), (1618, 109720), (1688, 105170), (2110, 84136), (2743, 64720), (3236, 54860), (3376, 52585), (4045, 43888), (4220, 42068), (5486, 32360), (6472, 27430), (8090, 21944), (8440, 21034), (10517, 16880), (10972, 16180), (12944, 13715)]