1566806720

素因数分解:

$2^6\times 5^1\times {\mathrm{263}}^1\times {\mathrm{18617}}^1$

素因数の和:18897

約数の個数: 56

約数和(自身を含む): 3745345824

約数和(自身を除く): 2178539104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 263, 320, 526, 1052, 1315, 2104, 2630, 4208, 5260, 8416, 10520, 16832, 18617, 21040, 37234, 42080, 74468, 84160, 93085, 148936, 186170, 297872, 372340, 595744, 744680, 1191488, 1489360, 2978720, 4896271, 5957440, 9792542, 19585084, 24481355, 39170168, 48962710, 78340336, 97925420, 156680672, 195850840, 313361344, 391701680, 783403360, 1566806720]

約数ペア:

[(1, 1566806720), (2, 783403360), (4, 391701680), (5, 313361344), (8, 195850840), (10, 156680672), (16, 97925420), (20, 78340336), (32, 48962710), (40, 39170168), (64, 24481355), (80, 19585084), (160, 9792542), (263, 5957440), (320, 4896271), (526, 2978720), (1052, 1489360), (1315, 1191488), (2104, 744680), (2630, 595744), (4208, 372340), (5260, 297872), (8416, 186170), (10520, 148936), (16832, 93085), (18617, 84160), (21040, 74468), (37234, 42080)]