78424360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1619}}^1$

素因数の和:1810

約数の個数: 64

約数和(自身を含む): 202953600

約数和(自身を除く): 124529240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 173, 280, 346, 692, 865, 1211, 1384, 1619, 1730, 2422, 3238, 3460, 4844, 6055, 6476, 6920, 8095, 9688, 11333, 12110, 12952, 16190, 22666, 24220, 32380, 45332, 48440, 56665, 64760, 90664, 113330, 226660, 280087, 453320, 560174, 1120348, 1400435, 1960609, 2240696, 2800870, 3921218, 5601740, 7842436, 9803045, 11203480, 15684872, 19606090, 39212180, 78424360]

約数ペア:

[(1, 78424360), (2, 39212180), (4, 19606090), (5, 15684872), (7, 11203480), (8, 9803045), (10, 7842436), (14, 5601740), (20, 3921218), (28, 2800870), (35, 2240696), (40, 1960609), (56, 1400435), (70, 1120348), (140, 560174), (173, 453320), (280, 280087), (346, 226660), (692, 113330), (865, 90664), (1211, 64760), (1384, 56665), (1619, 48440), (1730, 45332), (2422, 32380), (3238, 24220), (3460, 22666), (4844, 16190), (6055, 12952), (6476, 12110), (6920, 11333), (8095, 9688)]