198339660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1667}}^1$

素因数の和:2343

約数の個数: 72

約数和(自身を含む): 602901936

約数和(自身を除く): 404562276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 661, 1322, 1667, 1983, 2644, 3305, 3334, 3966, 5001, 5949, 6610, 6668, 7932, 8335, 9915, 10002, 11898, 13220, 15003, 16670, 19830, 20004, 23796, 25005, 29745, 30006, 33340, 39660, 50010, 59490, 60012, 75015, 100020, 118980, 150030, 300060, 1101887, 2203774, 3305661, 4407548, 5509435, 6611322, 9916983, 11018870, 13222644, 16528305, 19833966, 22037740, 33056610, 39667932, 49584915, 66113220, 99169830, 198339660]

約数ペア:

[(1, 198339660), (2, 99169830), (3, 66113220), (4, 49584915), (5, 39667932), (6, 33056610), (9, 22037740), (10, 19833966), (12, 16528305), (15, 13222644), (18, 11018870), (20, 9916983), (30, 6611322), (36, 5509435), (45, 4407548), (60, 3305661), (90, 2203774), (180, 1101887), (661, 300060), (1322, 150030), (1667, 118980), (1983, 100020), (2644, 75015), (3305, 60012), (3334, 59490), (3966, 50010), (5001, 39660), (5949, 33340), (6610, 30006), (6668, 29745), (7932, 25005), (8335, 23796), (9915, 20004), (10002, 19830), (11898, 16670), (13220, 15003)]