197755936560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1987}}^1$

素因数の和:2071

約数の個数: 960

約数和(自身を含む): 861411532800

約数和(自身を除く): 663655596240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 31, 35, 36, 39, 40, 42, 45, 48, 49, 52, 56, 60, 62, 63, 65, 70, 72, 78, 80, 84, 90, 91, 93, 98, 104, 105, 112, 117, 120, 124, 126, 130, 140, 144, 147, 155, 156, 168, 180, 182, 186, 195, 196, 208, 210, 217, 234, 240, 245, 248, 252, 260, 273, 279, 280, 294, 310, 312, 315, 336, 343, 360, 364, 372, 390, 392, 403, 420, 434, 441, 455, 465, 468, 490, 496, 504, 520, 546, 558, 560, 585, 588, 620, 624, 630, 637, 651, 686, 720, 728, 735, 744, 780, 784, 806, 819, 840, 868, 882, 910, 930, 936, 980, 1008, 1029, 1040, 1085, 1092, 1116, 1170, 1176, 1209, 1240, 1260, 1274, 1302, 1365, 1372, 1395, 1456, 1470, 1488, 1519, 1560, 1612, 1638, 1680, 1715, 1736, 1764, 1820, 1860, 1872, 1911, 1953, 1960, 1987, 2015, 2058, 2170, 2184, 2205, 2232, 2340, 2352, 2418, 2480, 2520, 2548, 2604, 2730, 2744, 2790, 2821, 2940, 3038, 3087, 3120, 3185, 3224, 3255, 3276, 3430, 3472, 3528, 3627, 3640, 3720, 3822, 3906, 3920, 3974, 4030, 4095, 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約数ペア:

[(1, 197755936560), (2, 98877968280), (3, 65918645520), (4, 49438984140), (5, 39551187312), (6, 32959322760), (7, 28250848080), (8, 24719492070), (9, 21972881840), (10, 19775593656), (12, 16479661380), (13, 15211995120), (14, 14125424040), (15, 13183729104), (16, 12359746035), (18, 10986440920), (20, 9887796828), (21, 9416949360), (24, 8239830690), (26, 7605997560), (28, 7062712020), (30, 6591864552), (31, 6379223760), (35, 5650169616), (36, 5493220460), (39, 5070665040), (40, 4943898414), (42, 4708474680), (45, 4394576368), (48, 4119915345), (49, 4035835440), (52, 3802998780), (56, 3531356010), (60, 3295932276), (62, 3189611880), (63, 3138983120), (65, 3042399024), (70, 2825084808), (72, 2746610230), (78, 2535332520), (80, 2471949207), (84, 2354237340), (90, 2197288184), (91, 2173142160), (93, 2126407920), (98, 2017917720), (104, 1901499390), (105, 1883389872), (112, 1765678005), (117, 1690221680), (120, 1647966138), (124, 1594805940), (126, 1569491560), (130, 1521199512), (140, 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