2590320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:310

約数の個数: 80

約数和(自身を含む): 8249472

約数和(自身を除く): 5659152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 251, 258, 344, 430, 502, 516, 645, 688, 753, 860, 1004, 1032, 1255, 1290, 1506, 1720, 2008, 2064, 2510, 2580, 3012, 3440, 3765, 4016, 5020, 5160, 6024, 7530, 10040, 10320, 10793, 12048, 15060, 20080, 21586, 30120, 32379, 43172, 53965, 60240, 64758, 86344, 107930, 129516, 161895, 172688, 215860, 259032, 323790, 431720, 518064, 647580, 863440, 1295160, 2590320]

約数ペア:

[(1, 2590320), (2, 1295160), (3, 863440), (4, 647580), (5, 518064), (6, 431720), (8, 323790), (10, 259032), (12, 215860), (15, 172688), (16, 161895), (20, 129516), (24, 107930), (30, 86344), (40, 64758), (43, 60240), (48, 53965), (60, 43172), (80, 32379), (86, 30120), (120, 21586), (129, 20080), (172, 15060), (215, 12048), (240, 10793), (251, 10320), (258, 10040), (344, 7530), (430, 6024), (502, 5160), (516, 5020), (645, 4016), (688, 3765), (753, 3440), (860, 3012), (1004, 2580), (1032, 2510), (1255, 2064), (1290, 2008), (1506, 1720)]