189917640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1$

素因数の和:468

約数の個数: 192

約数和(自身を含む): 679536000

約数和(自身を除く): 489618360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 199, 220, 241, 264, 330, 360, 396, 398, 440, 482, 495, 597, 660, 723, 792, 796, 964, 990, 995, 1194, 1205, 1320, 1446, 1592, 1791, 1928, 1980, 1990, 2169, 2189, 2388, 2410, 2651, 2892, 2985, 3582, 3615, 3960, 3980, 4338, 4378, 4776, 4820, 5302, 5784, 5970, 6567, 7164, 7230, 7953, 7960, 8676, 8756, 8955, 9640, 10604, 10845, 10945, 11940, 13134, 13255, 14328, 14460, 15906, 17352, 17512, 17910, 19701, 21208, 21690, 21890, 23859, 23880, 26268, 26510, 28920, 31812, 32835, 35820, 39402, 39765, 43380, 43780, 47718, 47959, 52536, 53020, 63624, 65670, 71640, 78804, 79530, 86760, 87560, 95436, 95918, 98505, 106040, 119295, 131340, 143877, 157608, 159060, 190872, 191836, 197010, 238590, 239795, 262680, 287754, 318120, 383672, 394020, 431631, 477180, 479590, 527549, 575508, 719385, 788040, 863262, 954360, 959180, 1055098, 1151016, 1438770, 1582647, 1726524, 1918360, 2110196, 2158155, 2637745, 2877540, 3165294, 3453048, 4220392, 4316310, 4747941, 5275490, 5755080, 6330588, 7913235, 8632620, 9495882, 10550980, 12661176, 15826470, 17265240, 18991764, 21101960, 23739705, 31652940, 37983528, 47479410, 63305880, 94958820, 189917640]

約数ペア:

[(1, 189917640), (2, 94958820), (3, 63305880), (4, 47479410), (5, 37983528), (6, 31652940), (8, 23739705), (9, 21101960), (10, 18991764), (11, 17265240), (12, 15826470), (15, 12661176), (18, 10550980), (20, 9495882), (22, 8632620), (24, 7913235), (30, 6330588), (33, 5755080), (36, 5275490), (40, 4747941), (44, 4316310), (45, 4220392), (55, 3453048), (60, 3165294), (66, 2877540), (72, 2637745), (88, 2158155), (90, 2110196), (99, 1918360), (110, 1726524), (120, 1582647), (132, 1438770), (165, 1151016), (180, 1055098), (198, 959180), (199, 954360), (220, 863262), (241, 788040), (264, 719385), (330, 575508), (360, 527549), (396, 479590), (398, 477180), (440, 431631), (482, 394020), (495, 383672), (597, 318120), (660, 287754), (723, 262680), (792, 239795), (796, 238590), (964, 197010), (990, 191836), (995, 190872), (1194, 159060), (1205, 157608), (1320, 143877), (1446, 131340), (1592, 119295), (1791, 106040), (1928, 98505), (1980, 95918), (1990, 95436), (2169, 87560), (2189, 86760), (2388, 79530), (2410, 78804), (2651, 71640), (2892, 65670), (2985, 63624), (3582, 53020), (3615, 52536), (3960, 47959), (3980, 47718), (4338, 43780), (4378, 43380), (4776, 39765), (4820, 39402), (5302, 35820), (5784, 32835), (5970, 31812), (6567, 28920), (7164, 26510), (7230, 26268), (7953, 23880), (7960, 23859), (8676, 21890), (8756, 21690), (8955, 21208), (9640, 19701), (10604, 17910), (10845, 17512), (10945, 17352), (11940, 15906), (13134, 14460), (13255, 14328)]