65180340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1409}}^1$

素因数の和:1681

約数の個数: 72

約数和(自身を含む): 198623880

約数和(自身を除く): 133443540

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, 1409, 1542, 2313, 2570, 2818, 3084, 3855, 4227, 4626, 5140, 5636, 7045, 7710, 8454, 9252, 11565, 12681, 14090, 15420, 16908, 21135, 23130, 25362, 28180, 42270, 46260, 50724, 63405, 84540, 126810, 253620, 362113, 724226, 1086339, 1448452, 1810565, 2172678, 3259017, 3621130, 4345356, 5431695, 6518034, 7242260, 10863390, 13036068, 16295085, 21726780, 32590170, 65180340]

約数ペア:

[(1, 65180340), (2, 32590170), (3, 21726780), (4, 16295085), (5, 13036068), (6, 10863390), (9, 7242260), (10, 6518034), (12, 5431695), (15, 4345356), (18, 3621130), (20, 3259017), (30, 2172678), (36, 1810565), (45, 1448452), (60, 1086339), (90, 724226), (180, 362113), (257, 253620), (514, 126810), (771, 84540), (1028, 63405), (1285, 50724), (1409, 46260), (1542, 42270), (2313, 28180), (2570, 25362), (2818, 23130), (3084, 21135), (3855, 16908), (4227, 15420), (4626, 14090), (5140, 12681), (5636, 11565), (7045, 9252), (7710, 8454)]