66353220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{821}}^1$

素因数の和:1285

約数の個数: 72

約数和(自身を含む): 201965400

約数和(自身を除く): 135612180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 449, 821, 898, 1347, 1642, 1796, 2245, 2463, 2694, 3284, 4041, 4105, 4490, 4926, 5388, 6735, 7389, 8082, 8210, 8980, 9852, 12315, 13470, 14778, 16164, 16420, 20205, 24630, 26940, 29556, 36945, 40410, 49260, 73890, 80820, 147780, 368629, 737258, 1105887, 1474516, 1843145, 2211774, 3317661, 3686290, 4423548, 5529435, 6635322, 7372580, 11058870, 13270644, 16588305, 22117740, 33176610, 66353220]

約数ペア:

[(1, 66353220), (2, 33176610), (3, 22117740), (4, 16588305), (5, 13270644), (6, 11058870), (9, 7372580), (10, 6635322), (12, 5529435), (15, 4423548), (18, 3686290), (20, 3317661), (30, 2211774), (36, 1843145), (45, 1474516), (60, 1105887), (90, 737258), (180, 368629), (449, 147780), (821, 80820), (898, 73890), (1347, 49260), (1642, 40410), (1796, 36945), (2245, 29556), (2463, 26940), (2694, 24630), (3284, 20205), (4041, 16420), (4105, 16164), (4490, 14778), (4926, 13470), (5388, 12315), (6735, 9852), (7389, 8980), (8082, 8210)]