161366408

素因数分解:

$2^3\times 7^4\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:336

約数の個数: 80

約数和(自身を含む): 365698560

約数和(自身を除く): 204332152

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 271, 343, 392, 434, 542, 686, 868, 1084, 1372, 1519, 1736, 1897, 2168, 2401, 2744, 3038, 3794, 4802, 6076, 7588, 8401, 9604, 10633, 12152, 13279, 15176, 16802, 19208, 21266, 26558, 33604, 42532, 53116, 58807, 67208, 74431, 85064, 92953, 106232, 117614, 148862, 185906, 235228, 297724, 371812, 411649, 470456, 595448, 650671, 743624, 823298, 1301342, 1646596, 2602684, 2881543, 3293192, 5205368, 5763086, 11526172, 20170801, 23052344, 40341602, 80683204, 161366408]

約数ペア:

[(1, 161366408), (2, 80683204), (4, 40341602), (7, 23052344), (8, 20170801), (14, 11526172), (28, 5763086), (31, 5205368), (49, 3293192), (56, 2881543), (62, 2602684), (98, 1646596), (124, 1301342), (196, 823298), (217, 743624), (248, 650671), (271, 595448), (343, 470456), (392, 411649), (434, 371812), (542, 297724), (686, 235228), (868, 185906), (1084, 148862), (1372, 117614), (1519, 106232), (1736, 92953), (1897, 85064), (2168, 74431), (2401, 67208), (2744, 58807), (3038, 53116), (3794, 42532), (4802, 33604), (6076, 26558), (7588, 21266), (8401, 19208), (9604, 16802), (10633, 15176), (12152, 13279)]