20762550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:127

約数の個数: 144

約数和(自身を含む): 60643440

約数和(自身を除く): 39880890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 29, 30, 37, 43, 45, 50, 58, 74, 75, 86, 87, 90, 111, 129, 145, 150, 174, 185, 215, 222, 225, 258, 261, 290, 333, 370, 387, 430, 435, 450, 522, 555, 645, 666, 725, 774, 870, 925, 1073, 1075, 1110, 1247, 1290, 1305, 1450, 1591, 1665, 1850, 1935, 2146, 2150, 2175, 2494, 2610, 2775, 3182, 3219, 3225, 3330, 3741, 3870, 4350, 4773, 5365, 5550, 6235, 6438, 6450, 6525, 7482, 7955, 8325, 9546, 9657, 9675, 10730, 11223, 12470, 13050, 14319, 15910, 16095, 16650, 18705, 19314, 19350, 22446, 23865, 26825, 28638, 31175, 32190, 37410, 39775, 46139, 47730, 48285, 53650, 56115, 62350, 71595, 79550, 80475, 92278, 93525, 96570, 112230, 119325, 138417, 143190, 160950, 187050, 230695, 238650, 241425, 276834, 280575, 357975, 415251, 461390, 482850, 561150, 692085, 715950, 830502, 1153475, 1384170, 2076255, 2306950, 3460425, 4152510, 6920850, 10381275, 20762550]

約数ペア:

[(1, 20762550), (2, 10381275), (3, 6920850), (5, 4152510), (6, 3460425), (9, 2306950), (10, 2076255), (15, 1384170), (18, 1153475), (25, 830502), (29, 715950), (30, 692085), (37, 561150), (43, 482850), (45, 461390), (50, 415251), (58, 357975), (74, 280575), (75, 276834), (86, 241425), (87, 238650), (90, 230695), (111, 187050), (129, 160950), (145, 143190), (150, 138417), (174, 119325), (185, 112230), (215, 96570), (222, 93525), (225, 92278), (258, 80475), (261, 79550), (290, 71595), (333, 62350), (370, 56115), (387, 53650), (430, 48285), (435, 47730), (450, 46139), (522, 39775), (555, 37410), (645, 32190), (666, 31175), (725, 28638), (774, 26825), (870, 23865), (925, 22446), (1073, 19350), (1075, 19314), (1110, 18705), (1247, 16650), (1290, 16095), (1305, 15910), (1450, 14319), (1591, 13050), (1665, 12470), (1850, 11223), (1935, 10730), (2146, 9675), (2150, 9657), (2175, 9546), (2494, 8325), (2610, 7955), (2775, 7482), (3182, 6525), (3219, 6450), (3225, 6438), (3330, 6235), (3741, 5550), (3870, 5365), (4350, 4773)]