40572015

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 74995200

約数和(自身を除く): 34423185

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 61, 87, 139, 145, 165, 183, 305, 319, 417, 435, 671, 695, 915, 957, 1529, 1595, 1769, 2013, 2085, 3355, 4031, 4587, 4785, 5307, 7645, 8479, 8845, 10065, 12093, 19459, 20155, 22935, 25437, 26535, 42395, 44341, 58377, 60465, 93269, 97295, 127185, 133023, 221705, 245891, 279807, 291885, 466345, 665115, 737673, 1229455, 1399035, 2704801, 3688365, 8114403, 13524005, 40572015]

約数ペア:

[(1, 40572015), (3, 13524005), (5, 8114403), (11, 3688365), (15, 2704801), (29, 1399035), (33, 1229455), (55, 737673), (61, 665115), (87, 466345), (139, 291885), (145, 279807), (165, 245891), (183, 221705), (305, 133023), (319, 127185), (417, 97295), (435, 93269), (671, 60465), (695, 58377), (915, 44341), (957, 42395), (1529, 26535), (1595, 25437), (1769, 22935), (2013, 20155), (2085, 19459), (3355, 12093), (4031, 10065), (4587, 8845), (4785, 8479), (5307, 7645)]