68909940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1289}}^1$

素因数の和:1324

約数の個数: 144

約数和(自身を含む): 236658240

約数和(自身を除く): 167748300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 243, 270, 297, 324, 330, 396, 405, 486, 495, 540, 594, 660, 810, 891, 972, 990, 1188, 1215, 1289, 1485, 1620, 1782, 1980, 2430, 2578, 2673, 2970, 3564, 3867, 4455, 4860, 5156, 5346, 5940, 6445, 7734, 8910, 10692, 11601, 12890, 13365, 14179, 15468, 17820, 19335, 23202, 25780, 26730, 28358, 34803, 38670, 42537, 46404, 53460, 56716, 58005, 69606, 70895, 77340, 85074, 104409, 116010, 127611, 139212, 141790, 170148, 174015, 208818, 212685, 232020, 255222, 283580, 313227, 348030, 382833, 417636, 425370, 510444, 522045, 626454, 638055, 696060, 765666, 850740, 1044090, 1148499, 1252908, 1276110, 1531332, 1566135, 1914165, 2088180, 2296998, 2552220, 3132270, 3445497, 3828330, 4593996, 5742495, 6264540, 6890994, 7656660, 11484990, 13781988, 17227485, 22969980, 34454970, 68909940]

約数ペア:

[(1, 68909940), (2, 34454970), (3, 22969980), (4, 17227485), (5, 13781988), (6, 11484990), (9, 7656660), (10, 6890994), (11, 6264540), (12, 5742495), (15, 4593996), (18, 3828330), (20, 3445497), (22, 3132270), (27, 2552220), (30, 2296998), (33, 2088180), (36, 1914165), (44, 1566135), (45, 1531332), (54, 1276110), (55, 1252908), (60, 1148499), (66, 1044090), (81, 850740), (90, 765666), (99, 696060), (108, 638055), (110, 626454), (132, 522045), (135, 510444), (162, 425370), (165, 417636), (180, 382833), (198, 348030), (220, 313227), (243, 283580), (270, 255222), (297, 232020), (324, 212685), (330, 208818), (396, 174015), (405, 170148), (486, 141790), (495, 139212), (540, 127611), (594, 116010), (660, 104409), (810, 85074), (891, 77340), (972, 70895), (990, 69606), (1188, 58005), (1215, 56716), (1289, 53460), (1485, 46404), (1620, 42537), (1782, 38670), (1980, 34803), (2430, 28358), (2578, 26730), (2673, 25780), (2970, 23202), (3564, 19335), (3867, 17820), (4455, 15468), (4860, 14179), (5156, 13365), (5346, 12890), (5940, 11601), (6445, 10692), (7734, 8910)]