1295160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 3991680

約数和(自身を除く): 2696520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 251, 258, 344, 430, 502, 516, 645, 753, 860, 1004, 1032, 1255, 1290, 1506, 1720, 2008, 2510, 2580, 3012, 3765, 5020, 5160, 6024, 7530, 10040, 10793, 15060, 21586, 30120, 32379, 43172, 53965, 64758, 86344, 107930, 129516, 161895, 215860, 259032, 323790, 431720, 647580, 1295160]

約数ペア:

[(1, 1295160), (2, 647580), (3, 431720), (4, 323790), (5, 259032), (6, 215860), (8, 161895), (10, 129516), (12, 107930), (15, 86344), (20, 64758), (24, 53965), (30, 43172), (40, 32379), (43, 30120), (60, 21586), (86, 15060), (120, 10793), (129, 10040), (172, 7530), (215, 6024), (251, 5160), (258, 5020), (344, 3765), (430, 3012), (502, 2580), (516, 2510), (645, 2008), (753, 1720), (860, 1506), (1004, 1290), (1032, 1255)]