28613520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1019}}^1$

素因数の和:1054

約数の個数: 160

約数和(自身を含む): 106243200

約数和(自身を除く): 77629680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 180, 195, 208, 216, 234, 240, 260, 270, 312, 351, 360, 390, 432, 468, 520, 540, 585, 624, 702, 720, 780, 936, 1019, 1040, 1080, 1170, 1404, 1560, 1755, 1872, 2038, 2160, 2340, 2808, 3057, 3120, 3510, 4076, 4680, 5095, 5616, 6114, 7020, 8152, 9171, 9360, 10190, 12228, 13247, 14040, 15285, 16304, 18342, 20380, 24456, 26494, 27513, 28080, 30570, 36684, 39741, 40760, 45855, 48912, 52988, 55026, 61140, 66235, 73368, 79482, 81520, 91710, 105976, 110052, 119223, 122280, 132470, 137565, 146736, 158964, 183420, 198705, 211952, 220104, 238446, 244560, 264940, 275130, 317928, 357669, 366840, 397410, 440208, 476892, 529880, 550260, 596115, 635856, 715338, 733680, 794820, 953784, 1059760, 1100520, 1192230, 1430676, 1589640, 1788345, 1907568, 2201040, 2384460, 2861352, 3179280, 3576690, 4768920, 5722704, 7153380, 9537840, 14306760, 28613520]

約数ペア:

[(1, 28613520), (2, 14306760), (3, 9537840), (4, 7153380), (5, 5722704), (6, 4768920), (8, 3576690), (9, 3179280), (10, 2861352), (12, 2384460), (13, 2201040), (15, 1907568), (16, 1788345), (18, 1589640), (20, 1430676), (24, 1192230), (26, 1100520), (27, 1059760), (30, 953784), (36, 794820), (39, 733680), (40, 715338), (45, 635856), (48, 596115), (52, 550260), (54, 529880), (60, 476892), (65, 440208), (72, 397410), (78, 366840), (80, 357669), (90, 317928), (104, 275130), (108, 264940), (117, 244560), (120, 238446), (130, 220104), (135, 211952), (144, 198705), (156, 183420), (180, 158964), (195, 146736), (208, 137565), (216, 132470), (234, 122280), (240, 119223), (260, 110052), (270, 105976), (312, 91710), (351, 81520), (360, 79482), (390, 73368), (432, 66235), (468, 61140), (520, 55026), (540, 52988), (585, 48912), (624, 45855), (702, 40760), (720, 39741), (780, 36684), (936, 30570), (1019, 28080), (1040, 27513), (1080, 26494), (1170, 24456), (1404, 20380), (1560, 18342), (1755, 16304), (1872, 15285), (2038, 14040), (2160, 13247), (2340, 12228), (2808, 10190), (3057, 9360), (3120, 9171), (3510, 8152), (4076, 7020), (4680, 6114), (5095, 5616)]