66661020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1861}}^1$

素因数の和:2075

約数の個数: 72

約数和(自身を含む): 203330400

約数和(自身を除く): 136669380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1194, 1791, 1861, 1990, 2388, 2985, 3582, 3722, 3980, 5583, 5970, 7164, 7444, 8955, 9305, 11166, 11940, 16749, 17910, 18610, 22332, 27915, 33498, 35820, 37220, 55830, 66996, 83745, 111660, 167490, 334980, 370339, 740678, 1111017, 1481356, 1851695, 2222034, 3333051, 3703390, 4444068, 5555085, 6666102, 7406780, 11110170, 13332204, 16665255, 22220340, 33330510, 66661020]

約数ペア:

[(1, 66661020), (2, 33330510), (3, 22220340), (4, 16665255), (5, 13332204), (6, 11110170), (9, 7406780), (10, 6666102), (12, 5555085), (15, 4444068), (18, 3703390), (20, 3333051), (30, 2222034), (36, 1851695), (45, 1481356), (60, 1111017), (90, 740678), (180, 370339), (199, 334980), (398, 167490), (597, 111660), (796, 83745), (995, 66996), (1194, 55830), (1791, 37220), (1861, 35820), (1990, 33498), (2388, 27915), (2985, 22332), (3582, 18610), (3722, 17910), (3980, 16749), (5583, 11940), (5970, 11166), (7164, 9305), (7444, 8955)]