121247460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2621}}^1$

素因数の和:2893

約数の個数: 72

約数和(自身を含む): 369355896

約数和(自身を除く): 248108436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 771, 1028, 1285, 1542, 2313, 2570, 2621, 3084, 3855, 4626, 5140, 5242, 7710, 7863, 9252, 10484, 11565, 13105, 15420, 15726, 23130, 23589, 26210, 31452, 39315, 46260, 47178, 52420, 78630, 94356, 117945, 157260, 235890, 471780, 673597, 1347194, 2020791, 2694388, 3367985, 4041582, 6062373, 6735970, 8083164, 10103955, 12124746, 13471940, 20207910, 24249492, 30311865, 40415820, 60623730, 121247460]

約数ペア:

[(1, 121247460), (2, 60623730), (3, 40415820), (4, 30311865), (5, 24249492), (6, 20207910), (9, 13471940), (10, 12124746), (12, 10103955), (15, 8083164), (18, 6735970), (20, 6062373), (30, 4041582), (36, 3367985), (45, 2694388), (60, 2020791), (90, 1347194), (180, 673597), (257, 471780), (514, 235890), (771, 157260), (1028, 117945), (1285, 94356), (1542, 78630), (2313, 52420), (2570, 47178), (2621, 46260), (3084, 39315), (3855, 31452), (4626, 26210), (5140, 23589), (5242, 23130), (7710, 15726), (7863, 15420), (9252, 13105), (10484, 11565)]