1305301360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{719}}^1\times {\mathrm{2063}}^1$

素因数の和:2806

約数の個数: 80

約数和(自身を含む): 3316930560

約数和(自身を除く): 2011629200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 719, 880, 1438, 2063, 2876, 3595, 4126, 5752, 7190, 7909, 8252, 10315, 11504, 14380, 15818, 16504, 20630, 22693, 28760, 31636, 33008, 39545, 41260, 45386, 57520, 63272, 79090, 82520, 90772, 113465, 126544, 158180, 165040, 181544, 226930, 316360, 363088, 453860, 632720, 907720, 1483297, 1815440, 2966594, 5933188, 7416485, 11866376, 14832970, 16316267, 23732752, 29665940, 32632534, 59331880, 65265068, 81581335, 118663760, 130530136, 163162670, 261060272, 326325340, 652650680, 1305301360]

約数ペア:

[(1, 1305301360), (2, 652650680), (4, 326325340), (5, 261060272), (8, 163162670), (10, 130530136), (11, 118663760), (16, 81581335), (20, 65265068), (22, 59331880), (40, 32632534), (44, 29665940), (55, 23732752), (80, 16316267), (88, 14832970), (110, 11866376), (176, 7416485), (220, 5933188), (440, 2966594), (719, 1815440), (880, 1483297), (1438, 907720), (2063, 632720), (2876, 453860), (3595, 363088), (4126, 316360), (5752, 226930), (7190, 181544), (7909, 165040), (8252, 158180), (10315, 126544), (11504, 113465), (14380, 90772), (15818, 82520), (16504, 79090), (20630, 63272), (22693, 57520), (28760, 45386), (31636, 41260), (33008, 39545)]