40720656

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:344

約数の個数: 80

約数和(自身を含む): 109229120

約数和(自身を除く): 68508464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 109, 129, 172, 181, 218, 258, 327, 344, 362, 436, 516, 543, 654, 688, 724, 872, 1032, 1086, 1308, 1448, 1744, 2064, 2172, 2616, 2896, 4344, 4687, 5232, 7783, 8688, 9374, 14061, 15566, 18748, 19729, 23349, 28122, 31132, 37496, 39458, 46698, 56244, 59187, 62264, 74992, 78916, 93396, 112488, 118374, 124528, 157832, 186792, 224976, 236748, 315664, 373584, 473496, 848347, 946992, 1696694, 2545041, 3393388, 5090082, 6786776, 10180164, 13573552, 20360328, 40720656]

約数ペア:

[(1, 40720656), (2, 20360328), (3, 13573552), (4, 10180164), (6, 6786776), (8, 5090082), (12, 3393388), (16, 2545041), (24, 1696694), (43, 946992), (48, 848347), (86, 473496), (109, 373584), (129, 315664), (172, 236748), (181, 224976), (218, 186792), (258, 157832), (327, 124528), (344, 118374), (362, 112488), (436, 93396), (516, 78916), (543, 74992), (654, 62264), (688, 59187), (724, 56244), (872, 46698), (1032, 39458), (1086, 37496), (1308, 31132), (1448, 28122), (1744, 23349), (2064, 19729), (2172, 18748), (2616, 15566), (2896, 14061), (4344, 9374), (4687, 8688), (5232, 7783)]