138445380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{577}}^1$

素因数の和:666

約数の個数: 144

約数和(自身を含む): 444347904

約数和(自身を除く): 305902524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 43, 45, 60, 62, 86, 90, 93, 124, 129, 155, 172, 180, 186, 215, 258, 279, 310, 372, 387, 430, 465, 516, 558, 577, 620, 645, 774, 860, 930, 1116, 1154, 1290, 1333, 1395, 1548, 1731, 1860, 1935, 2308, 2580, 2666, 2790, 2885, 3462, 3870, 3999, 5193, 5332, 5580, 5770, 6665, 6924, 7740, 7998, 8655, 10386, 11540, 11997, 13330, 15996, 17310, 17887, 19995, 20772, 23994, 24811, 25965, 26660, 34620, 35774, 39990, 47988, 49622, 51930, 53661, 59985, 71548, 74433, 79980, 89435, 99244, 103860, 107322, 119970, 124055, 148866, 160983, 178870, 214644, 223299, 239940, 248110, 268305, 297732, 321966, 357740, 372165, 446598, 496220, 536610, 643932, 744330, 769141, 804915, 893196, 1073220, 1116495, 1488660, 1538282, 1609830, 2232990, 2307423, 3076564, 3219660, 3845705, 4465980, 4614846, 6922269, 7691410, 9229692, 11537115, 13844538, 15382820, 23074230, 27689076, 34611345, 46148460, 69222690, 138445380]

約数ペア:

[(1, 138445380), (2, 69222690), (3, 46148460), (4, 34611345), (5, 27689076), (6, 23074230), (9, 15382820), (10, 13844538), (12, 11537115), (15, 9229692), (18, 7691410), (20, 6922269), (30, 4614846), (31, 4465980), (36, 3845705), (43, 3219660), (45, 3076564), (60, 2307423), (62, 2232990), (86, 1609830), (90, 1538282), (93, 1488660), (124, 1116495), (129, 1073220), (155, 893196), (172, 804915), (180, 769141), (186, 744330), (215, 643932), (258, 536610), (279, 496220), (310, 446598), (372, 372165), (387, 357740), (430, 321966), (465, 297732), (516, 268305), (558, 248110), (577, 239940), (620, 223299), (645, 214644), (774, 178870), (860, 160983), (930, 148866), (1116, 124055), (1154, 119970), (1290, 107322), (1333, 103860), (1395, 99244), (1548, 89435), (1731, 79980), (1860, 74433), (1935, 71548), (2308, 59985), (2580, 53661), (2666, 51930), (2790, 49622), (2885, 47988), (3462, 39990), (3870, 35774), (3999, 34620), (5193, 26660), (5332, 25965), (5580, 24811), (5770, 23994), (6665, 20772), (6924, 19995), (7740, 17887), (7998, 17310), (8655, 15996), (10386, 13330), (11540, 11997)]