12315720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3539}}^1$

素因数の和:3582

約数の個数: 64

約数和(自身を含む): 38232000

約数和(自身を除く): 25916280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 3539, 7078, 10617, 14156, 17695, 21234, 28312, 35390, 42468, 53085, 70780, 84936, 102631, 106170, 141560, 205262, 212340, 307893, 410524, 424680, 513155, 615786, 821048, 1026310, 1231572, 1539465, 2052620, 2463144, 3078930, 4105240, 6157860, 12315720]

約数ペア:

[(1, 12315720), (2, 6157860), (3, 4105240), (4, 3078930), (5, 2463144), (6, 2052620), (8, 1539465), (10, 1231572), (12, 1026310), (15, 821048), (20, 615786), (24, 513155), (29, 424680), (30, 410524), (40, 307893), (58, 212340), (60, 205262), (87, 141560), (116, 106170), (120, 102631), (145, 84936), (174, 70780), (232, 53085), (290, 42468), (348, 35390), (435, 28312), (580, 21234), (696, 17695), (870, 14156), (1160, 10617), (1740, 7078), (3480, 3539)]