156618976

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1489}}^1$

素因数の和:1691

約数の個数: 48

約数和(自身を含む): 326667600

約数和(自身を除く): 170048624

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 173, 304, 346, 608, 692, 1384, 1489, 2768, 2978, 3287, 5536, 5956, 6574, 11912, 13148, 23824, 26296, 28291, 47648, 52592, 56582, 105184, 113164, 226328, 257597, 452656, 515194, 905312, 1030388, 2060776, 4121552, 4894343, 8243104, 9788686, 19577372, 39154744, 78309488, 156618976]

約数ペア:

[(1, 156618976), (2, 78309488), (4, 39154744), (8, 19577372), (16, 9788686), (19, 8243104), (32, 4894343), (38, 4121552), (76, 2060776), (152, 1030388), (173, 905312), (304, 515194), (346, 452656), (608, 257597), (692, 226328), (1384, 113164), (1489, 105184), (2768, 56582), (2978, 52592), (3287, 47648), (5536, 28291), (5956, 26296), (6574, 23824), (11912, 13148)]