12769020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6449}}^1$

素因数の和:6475

約数の個数: 72

約数和(自身を含む): 42260400

約数和(自身を除く): 29491380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 6449, 12898, 19347, 25796, 32245, 38694, 58041, 64490, 70939, 77388, 96735, 116082, 128980, 141878, 193470, 212817, 232164, 283756, 290205, 354695, 386940, 425634, 580410, 638451, 709390, 851268, 1064085, 1160820, 1276902, 1418780, 2128170, 2553804, 3192255, 4256340, 6384510, 12769020]

約数ペア:

[(1, 12769020), (2, 6384510), (3, 4256340), (4, 3192255), (5, 2553804), (6, 2128170), (9, 1418780), (10, 1276902), (11, 1160820), (12, 1064085), (15, 851268), (18, 709390), (20, 638451), (22, 580410), (30, 425634), (33, 386940), (36, 354695), (44, 290205), (45, 283756), (55, 232164), (60, 212817), (66, 193470), (90, 141878), (99, 128980), (110, 116082), (132, 96735), (165, 77388), (180, 70939), (198, 64490), (220, 58041), (330, 38694), (396, 32245), (495, 25796), (660, 19347), (990, 12898), (1980, 6449)]