16351920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1747}}^1$

素因数の和:1779

約数の個数: 120

約数和(自身を含む): 59173296

約数和(自身を除く): 42821376

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1747, 1872, 2340, 3120, 3494, 4680, 5241, 6988, 8735, 9360, 10482, 13976, 15723, 17470, 20964, 22711, 26205, 27952, 31446, 34940, 41928, 45422, 52410, 62892, 68133, 69880, 78615, 83856, 90844, 104820, 113555, 125784, 136266, 139760, 157230, 181688, 204399, 209640, 227110, 251568, 272532, 314460, 340665, 363376, 408798, 419280, 454220, 545064, 628920, 681330, 817596, 908440, 1021995, 1090128, 1257840, 1362660, 1635192, 1816880, 2043990, 2725320, 3270384, 4087980, 5450640, 8175960, 16351920]

約数ペア:

[(1, 16351920), (2, 8175960), (3, 5450640), (4, 4087980), (5, 3270384), (6, 2725320), (8, 2043990), (9, 1816880), (10, 1635192), (12, 1362660), (13, 1257840), (15, 1090128), (16, 1021995), (18, 908440), (20, 817596), (24, 681330), (26, 628920), (30, 545064), (36, 454220), (39, 419280), (40, 408798), (45, 363376), (48, 340665), (52, 314460), (60, 272532), (65, 251568), (72, 227110), (78, 209640), (80, 204399), (90, 181688), (104, 157230), (117, 139760), (120, 136266), (130, 125784), (144, 113555), (156, 104820), (180, 90844), (195, 83856), (208, 78615), (234, 69880), (240, 68133), (260, 62892), (312, 52410), (360, 45422), (390, 41928), (468, 34940), (520, 31446), (585, 27952), (624, 26205), (720, 22711), (780, 20964), (936, 17470), (1040, 15723), (1170, 13976), (1560, 10482), (1747, 9360), (1872, 8735), (2340, 6988), (3120, 5241), (3494, 4680)]