55556280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1319}}^1$

素因数の和:1355

約数の個数: 160

約数和(自身を含む): 201247200

約数和(自身を除く): 145690920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 260, 270, 312, 324, 351, 360, 390, 405, 468, 520, 540, 585, 648, 702, 780, 810, 936, 1053, 1080, 1170, 1319, 1404, 1560, 1620, 1755, 2106, 2340, 2638, 2808, 3240, 3510, 3957, 4212, 4680, 5265, 5276, 6595, 7020, 7914, 8424, 10530, 10552, 11871, 13190, 14040, 15828, 17147, 19785, 21060, 23742, 26380, 31656, 34294, 35613, 39570, 42120, 47484, 51441, 52760, 59355, 68588, 71226, 79140, 85735, 94968, 102882, 106839, 118710, 137176, 142452, 154323, 158280, 171470, 178065, 205764, 213678, 237420, 257205, 284904, 308646, 342940, 356130, 411528, 427356, 462969, 474840, 514410, 534195, 617292, 685880, 712260, 771615, 854712, 925938, 1028820, 1068390, 1234584, 1388907, 1424520, 1543230, 1851876, 2057640, 2136780, 2314845, 2777814, 3086460, 3703752, 4273560, 4629690, 5555628, 6172920, 6944535, 9259380, 11111256, 13889070, 18518760, 27778140, 55556280]

約数ペア:

[(1, 55556280), (2, 27778140), (3, 18518760), (4, 13889070), (5, 11111256), (6, 9259380), (8, 6944535), (9, 6172920), (10, 5555628), (12, 4629690), (13, 4273560), (15, 3703752), (18, 3086460), (20, 2777814), (24, 2314845), (26, 2136780), (27, 2057640), (30, 1851876), (36, 1543230), (39, 1424520), (40, 1388907), (45, 1234584), (52, 1068390), (54, 1028820), (60, 925938), (65, 854712), (72, 771615), (78, 712260), (81, 685880), (90, 617292), (104, 534195), (108, 514410), (117, 474840), (120, 462969), (130, 427356), (135, 411528), (156, 356130), (162, 342940), (180, 308646), (195, 284904), (216, 257205), (234, 237420), (260, 213678), (270, 205764), (312, 178065), (324, 171470), (351, 158280), (360, 154323), (390, 142452), (405, 137176), (468, 118710), (520, 106839), (540, 102882), (585, 94968), (648, 85735), (702, 79140), (780, 71226), (810, 68588), (936, 59355), (1053, 52760), (1080, 51441), (1170, 47484), (1319, 42120), (1404, 39570), (1560, 35613), (1620, 34294), (1755, 31656), (2106, 26380), (2340, 23742), (2638, 21060), (2808, 19785), (3240, 17147), (3510, 15828), (3957, 14040), (4212, 13190), (4680, 11871), (5265, 10552), (5276, 10530), (6595, 8424), (7020, 7914)]