18167760

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:682

約数の個数: 160

約数和(自身を含む): 67495680

約数和(自身を除く): 49327920

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, 647, 702, 720, 780, 936, 1040, 1080, 1170, 1294, 1404, 1560, 1755, 1872, 1941, 2160, 2340, 2588, 2808, 3120, 3235, 3510, 3882, 4680, 5176, 5616, 5823, 6470, 7020, 7764, 8411, 9360, 9705, 10352, 11646, 12940, 14040, 15528, 16822, 17469, 19410, 23292, 25233, 25880, 28080, 29115, 31056, 33644, 34938, 38820, 42055, 46584, 50466, 51760, 58230, 67288, 69876, 75699, 77640, 84110, 87345, 93168, 100932, 116460, 126165, 134576, 139752, 151398, 155280, 168220, 174690, 201864, 227097, 232920, 252330, 279504, 302796, 336440, 349380, 378495, 403728, 454194, 465840, 504660, 605592, 672880, 698760, 756990, 908388, 1009320, 1135485, 1211184, 1397520, 1513980, 1816776, 2018640, 2270970, 3027960, 3633552, 4541940, 6055920, 9083880, 18167760]

約数ペア:

[(1, 18167760), (2, 9083880), (3, 6055920), (4, 4541940), (5, 3633552), (6, 3027960), (8, 2270970), (9, 2018640), (10, 1816776), (12, 1513980), (13, 1397520), (15, 1211184), (16, 1135485), (18, 1009320), (20, 908388), (24, 756990), (26, 698760), (27, 672880), (30, 605592), (36, 504660), (39, 465840), (40, 454194), (45, 403728), (48, 378495), (52, 349380), (54, 336440), (60, 302796), (65, 279504), (72, 252330), (78, 232920), (80, 227097), (90, 201864), (104, 174690), (108, 168220), (117, 155280), (120, 151398), (130, 139752), (135, 134576), (144, 126165), (156, 116460), (180, 100932), (195, 93168), (208, 87345), (216, 84110), (234, 77640), (240, 75699), (260, 69876), (270, 67288), (312, 58230), (351, 51760), (360, 50466), (390, 46584), (432, 42055), (468, 38820), (520, 34938), (540, 33644), (585, 31056), (624, 29115), (647, 28080), (702, 25880), (720, 25233), (780, 23292), (936, 19410), (1040, 17469), (1080, 16822), (1170, 15528), (1294, 14040), (1404, 12940), (1560, 11646), (1755, 10352), (1872, 9705), (1941, 9360), (2160, 8411), (2340, 7764), (2588, 7020), (2808, 6470), (3120, 5823), (3235, 5616), (3510, 5176), (3882, 4680)]