72142504

素因数分解:

$2^3\times 7^3\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:519

約数の個数: 64

約数和(自身を含む): 160704000

約数和(自身を除く): 88561496

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 61, 98, 122, 196, 244, 343, 392, 427, 431, 488, 686, 854, 862, 1372, 1708, 1724, 2744, 2989, 3017, 3416, 3448, 5978, 6034, 11956, 12068, 20923, 21119, 23912, 24136, 26291, 41846, 42238, 52582, 83692, 84476, 105164, 147833, 167384, 168952, 184037, 210328, 295666, 368074, 591332, 736148, 1182664, 1288259, 1472296, 2576518, 5153036, 9017813, 10306072, 18035626, 36071252, 72142504]

約数ペア:

[(1, 72142504), (2, 36071252), (4, 18035626), (7, 10306072), (8, 9017813), (14, 5153036), (28, 2576518), (49, 1472296), (56, 1288259), (61, 1182664), (98, 736148), (122, 591332), (196, 368074), (244, 295666), (343, 210328), (392, 184037), (427, 168952), (431, 167384), (488, 147833), (686, 105164), (854, 84476), (862, 83692), (1372, 52582), (1708, 42238), (1724, 41846), (2744, 26291), (2989, 24136), (3017, 23912), (3416, 21119), (3448, 20923), (5978, 12068), (6034, 11956)]