278264760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{20521}}^1$

素因数の和:20648

約数の個数: 64

約数和(自身を含む): 842222880

約数和(自身を除く): 563958120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 113, 120, 226, 339, 452, 565, 678, 904, 1130, 1356, 1695, 2260, 2712, 3390, 4520, 6780, 13560, 20521, 41042, 61563, 82084, 102605, 123126, 164168, 205210, 246252, 307815, 410420, 492504, 615630, 820840, 1231260, 2318873, 2462520, 4637746, 6956619, 9275492, 11594365, 13913238, 18550984, 23188730, 27826476, 34783095, 46377460, 55652952, 69566190, 92754920, 139132380, 278264760]

約数ペア:

[(1, 278264760), (2, 139132380), (3, 92754920), (4, 69566190), (5, 55652952), (6, 46377460), (8, 34783095), (10, 27826476), (12, 23188730), (15, 18550984), (20, 13913238), (24, 11594365), (30, 9275492), (40, 6956619), (60, 4637746), (113, 2462520), (120, 2318873), (226, 1231260), (339, 820840), (452, 615630), (565, 492504), (678, 410420), (904, 307815), (1130, 246252), (1356, 205210), (1695, 164168), (2260, 123126), (2712, 102605), (3390, 82084), (4520, 61563), (6780, 41042), (13560, 20521)]