128207760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{534199}}^1$

素因数の和:534215

約数の個数: 40

約数和(自身を含む): 397444800

約数和(自身を除く): 269237040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 534199, 1068398, 1602597, 2136796, 2670995, 3205194, 4273592, 5341990, 6410388, 8012985, 8547184, 10683980, 12820776, 16025970, 21367960, 25641552, 32051940, 42735920, 64103880, 128207760]

約数ペア:

[(1, 128207760), (2, 64103880), (3, 42735920), (4, 32051940), (5, 25641552), (6, 21367960), (8, 16025970), (10, 12820776), (12, 10683980), (15, 8547184), (16, 8012985), (20, 6410388), (24, 5341990), (30, 4273592), (40, 3205194), (48, 2670995), (60, 2136796), (80, 1602597), (120, 1068398), (240, 534199)]