81304920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{503}}^1$

素因数の和:969

約数の個数: 96

約数和(自身を含む): 265356000

約数和(自身を除く): 184051080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 449, 503, 898, 1006, 1347, 1509, 1796, 2012, 2245, 2515, 2694, 3018, 3592, 4024, 4041, 4490, 4527, 5030, 5388, 6036, 6735, 7545, 8082, 8980, 9054, 10060, 10776, 12072, 13470, 15090, 16164, 17960, 18108, 20120, 20205, 22635, 26940, 30180, 32328, 36216, 40410, 45270, 53880, 60360, 80820, 90540, 161640, 181080, 225847, 451694, 677541, 903388, 1129235, 1355082, 1806776, 2032623, 2258470, 2710164, 3387705, 4065246, 4516940, 5420328, 6775410, 8130492, 9033880, 10163115, 13550820, 16260984, 20326230, 27101640, 40652460, 81304920]

約数ペア:

[(1, 81304920), (2, 40652460), (3, 27101640), (4, 20326230), (5, 16260984), (6, 13550820), (8, 10163115), (9, 9033880), (10, 8130492), (12, 6775410), (15, 5420328), (18, 4516940), (20, 4065246), (24, 3387705), (30, 2710164), (36, 2258470), (40, 2032623), (45, 1806776), (60, 1355082), (72, 1129235), (90, 903388), (120, 677541), (180, 451694), (360, 225847), (449, 181080), (503, 161640), (898, 90540), (1006, 80820), (1347, 60360), (1509, 53880), (1796, 45270), (2012, 40410), (2245, 36216), (2515, 32328), (2694, 30180), (3018, 26940), (3592, 22635), (4024, 20205), (4041, 20120), (4490, 18108), (4527, 17960), (5030, 16164), (5388, 15090), (6036, 13470), (6735, 12072), (7545, 10776), (8082, 10060), (8980, 9054)]