19075680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1019}}^1$

素因数の和:1053

約数の個数: 144

約数和(自身を含む): 70171920

約数和(自身を除く): 51096240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1019, 1040, 1170, 1248, 1440, 1560, 1872, 2038, 2080, 2340, 3057, 3120, 3744, 4076, 4680, 5095, 6114, 6240, 8152, 9171, 9360, 10190, 12228, 13247, 15285, 16304, 18342, 18720, 20380, 24456, 26494, 30570, 32608, 36684, 39741, 40760, 45855, 48912, 52988, 61140, 66235, 73368, 79482, 81520, 91710, 97824, 105976, 119223, 122280, 132470, 146736, 158964, 163040, 183420, 198705, 211952, 238446, 244560, 264940, 293472, 317928, 366840, 397410, 423904, 476892, 489120, 529880, 596115, 635856, 733680, 794820, 953784, 1059760, 1192230, 1271712, 1467360, 1589640, 1907568, 2119520, 2384460, 3179280, 3815136, 4768920, 6358560, 9537840, 19075680]

約数ペア:

[(1, 19075680), (2, 9537840), (3, 6358560), (4, 4768920), (5, 3815136), (6, 3179280), (8, 2384460), (9, 2119520), (10, 1907568), (12, 1589640), (13, 1467360), (15, 1271712), (16, 1192230), (18, 1059760), (20, 953784), (24, 794820), (26, 733680), (30, 635856), (32, 596115), (36, 529880), (39, 489120), (40, 476892), (45, 423904), (48, 397410), (52, 366840), (60, 317928), (65, 293472), (72, 264940), (78, 244560), (80, 238446), (90, 211952), (96, 198705), (104, 183420), (117, 163040), (120, 158964), (130, 146736), (144, 132470), (156, 122280), (160, 119223), (180, 105976), (195, 97824), (208, 91710), (234, 81520), (240, 79482), (260, 73368), (288, 66235), (312, 61140), (360, 52988), (390, 48912), (416, 45855), (468, 40760), (480, 39741), (520, 36684), (585, 32608), (624, 30570), (720, 26494), (780, 24456), (936, 20380), (1019, 18720), (1040, 18342), (1170, 16304), (1248, 15285), (1440, 13247), (1560, 12228), (1872, 10190), (2038, 9360), (2080, 9171), (2340, 8152), (3057, 6240), (3120, 6114), (3744, 5095), (4076, 4680)]