489686520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{4093}}^1$

素因数の和:5104

約数の個数: 64

約数和(自身を含む): 1470892320

約数和(自身を除く): 981205800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 997, 1994, 2991, 3988, 4093, 4985, 5982, 7976, 8186, 9970, 11964, 12279, 14955, 16372, 19940, 20465, 23928, 24558, 29910, 32744, 39880, 40930, 49116, 59820, 61395, 81860, 98232, 119640, 122790, 163720, 245580, 491160, 4080721, 8161442, 12242163, 16322884, 20403605, 24484326, 32645768, 40807210, 48968652, 61210815, 81614420, 97937304, 122421630, 163228840, 244843260, 489686520]

約数ペア:

[(1, 489686520), (2, 244843260), (3, 163228840), (4, 122421630), (5, 97937304), (6, 81614420), (8, 61210815), (10, 48968652), (12, 40807210), (15, 32645768), (20, 24484326), (24, 20403605), (30, 16322884), (40, 12242163), (60, 8161442), (120, 4080721), (997, 491160), (1994, 245580), (2991, 163720), (3988, 122790), (4093, 119640), (4985, 98232), (5982, 81860), (7976, 61395), (8186, 59820), (9970, 49116), (11964, 40930), (12279, 39880), (14955, 32744), (16372, 29910), (19940, 24558), (20465, 23928)]