68256440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{769}}^1$

素因数の和:1104

約数の個数: 64

約数和(自身を含む): 176299200

約数和(自身を除く): 108042760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 317, 634, 769, 1268, 1538, 1585, 2219, 2536, 3076, 3170, 3845, 4438, 5383, 6152, 6340, 7690, 8876, 10766, 11095, 12680, 15380, 17752, 21532, 22190, 26915, 30760, 43064, 44380, 53830, 88760, 107660, 215320, 243773, 487546, 975092, 1218865, 1706411, 1950184, 2437730, 3412822, 4875460, 6825644, 8532055, 9750920, 13651288, 17064110, 34128220, 68256440]

約数ペア:

[(1, 68256440), (2, 34128220), (4, 17064110), (5, 13651288), (7, 9750920), (8, 8532055), (10, 6825644), (14, 4875460), (20, 3412822), (28, 2437730), (35, 1950184), (40, 1706411), (56, 1218865), (70, 975092), (140, 487546), (280, 243773), (317, 215320), (634, 107660), (769, 88760), (1268, 53830), (1538, 44380), (1585, 43064), (2219, 30760), (2536, 26915), (3076, 22190), (3170, 21532), (3845, 17752), (4438, 15380), (5383, 12680), (6152, 11095), (6340, 10766), (7690, 8876)]