68640720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2531}}^1$

素因数の和:2660

約数の個数: 80

約数和(自身を含む): 214754112

約数和(自身を除く): 146113392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 113, 120, 226, 240, 339, 452, 565, 678, 904, 1130, 1356, 1695, 1808, 2260, 2531, 2712, 3390, 4520, 5062, 5424, 6780, 7593, 9040, 10124, 12655, 13560, 15186, 20248, 25310, 27120, 30372, 37965, 40496, 50620, 60744, 75930, 101240, 121488, 151860, 202480, 286003, 303720, 572006, 607440, 858009, 1144012, 1430015, 1716018, 2288024, 2860030, 3432036, 4290045, 4576048, 5720060, 6864072, 8580090, 11440120, 13728144, 17160180, 22880240, 34320360, 68640720]

約数ペア:

[(1, 68640720), (2, 34320360), (3, 22880240), (4, 17160180), (5, 13728144), (6, 11440120), (8, 8580090), (10, 6864072), (12, 5720060), (15, 4576048), (16, 4290045), (20, 3432036), (24, 2860030), (30, 2288024), (40, 1716018), (48, 1430015), (60, 1144012), (80, 858009), (113, 607440), (120, 572006), (226, 303720), (240, 286003), (339, 202480), (452, 151860), (565, 121488), (678, 101240), (904, 75930), (1130, 60744), (1356, 50620), (1695, 40496), (1808, 37965), (2260, 30372), (2531, 27120), (2712, 25310), (3390, 20248), (4520, 15186), (5062, 13560), (5424, 12655), (6780, 10124), (7593, 9040)]