12966960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{557}}^1$

素因数の和:670

約数の個数: 80

約数和(自身を含む): 40684896

約数和(自身を除く): 27717936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 194, 240, 291, 388, 485, 557, 582, 776, 970, 1114, 1164, 1455, 1552, 1671, 1940, 2228, 2328, 2785, 2910, 3342, 3880, 4456, 4656, 5570, 5820, 6684, 7760, 8355, 8912, 11140, 11640, 13368, 16710, 22280, 23280, 26736, 33420, 44560, 54029, 66840, 108058, 133680, 162087, 216116, 270145, 324174, 432232, 540290, 648348, 810435, 864464, 1080580, 1296696, 1620870, 2161160, 2593392, 3241740, 4322320, 6483480, 12966960]

約数ペア:

[(1, 12966960), (2, 6483480), (3, 4322320), (4, 3241740), (5, 2593392), (6, 2161160), (8, 1620870), (10, 1296696), (12, 1080580), (15, 864464), (16, 810435), (20, 648348), (24, 540290), (30, 432232), (40, 324174), (48, 270145), (60, 216116), (80, 162087), (97, 133680), (120, 108058), (194, 66840), (240, 54029), (291, 44560), (388, 33420), (485, 26736), (557, 23280), (582, 22280), (776, 16710), (970, 13368), (1114, 11640), (1164, 11140), (1455, 8912), (1552, 8355), (1671, 7760), (1940, 6684), (2228, 5820), (2328, 5570), (2785, 4656), (2910, 4456), (3342, 3880)]