171804780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:226

約数の個数: 288

約数和(自身を含む): 640442880

約数和(自身を除く): 468638100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 43, 45, 49, 54, 60, 63, 70, 84, 86, 90, 98, 105, 108, 126, 129, 135, 140, 147, 151, 172, 180, 189, 196, 210, 215, 245, 252, 258, 270, 294, 301, 302, 315, 378, 387, 420, 430, 441, 453, 490, 516, 540, 588, 602, 604, 630, 645, 735, 755, 756, 774, 860, 882, 903, 906, 945, 980, 1057, 1161, 1204, 1260, 1290, 1323, 1359, 1470, 1505, 1510, 1548, 1764, 1806, 1812, 1890, 1935, 2107, 2114, 2205, 2265, 2322, 2580, 2646, 2709, 2718, 2940, 3010, 3020, 3171, 3612, 3780, 3870, 4077, 4214, 4228, 4410, 4515, 4530, 4644, 5285, 5292, 5418, 5436, 5805, 6020, 6321, 6342, 6493, 6615, 6795, 7399, 7740, 8127, 8154, 8428, 8820, 9030, 9060, 9513, 10535, 10570, 10836, 11610, 12642, 12684, 12986, 13230, 13545, 13590, 14798, 15855, 16254, 16308, 18060, 18963, 19026, 19479, 20385, 21070, 21140, 22197, 23220, 25284, 25972, 26460, 27090, 27180, 28539, 29596, 31605, 31710, 32465, 32508, 36995, 37926, 38052, 38958, 40635, 40770, 42140, 44394, 45451, 47565, 54180, 56889, 57078, 58437, 63210, 63420, 64930, 66591, 73990, 75852, 77916, 81270, 81540, 88788, 90902, 94815, 95130, 97395, 110985, 113778, 114156, 116874, 126420, 129860, 133182, 136353, 142695, 147980, 162540, 175311, 181804, 189630, 190260, 194790, 199773, 221970, 227255, 227556, 233748, 266364, 272706, 284445, 285390, 292185, 318157, 332955, 350622, 379260, 389580, 399546, 409059, 443940, 454510, 545412, 568890, 570780, 584370, 636314, 665910, 681765, 701244, 799092, 818118, 876555, 909020, 954471, 998865, 1137780, 1168740, 1227177, 1272628, 1331820, 1363530, 1590785, 1636236, 1753110, 1908942, 1997730, 2045295, 2454354, 2727060, 2863413, 3181570, 3506220, 3817884, 3995460, 4090590, 4772355, 4908708, 5726826, 6135885, 6363140, 8181180, 8590239, 9544710, 11453652, 12271770, 14317065, 17180478, 19089420, 24543540, 28634130, 34360956, 42951195, 57268260, 85902390, 171804780]

約数ペア:

[(1, 171804780), (2, 85902390), (3, 57268260), (4, 42951195), (5, 34360956), (6, 28634130), (7, 24543540), (9, 19089420), (10, 17180478), (12, 14317065), (14, 12271770), (15, 11453652), (18, 9544710), (20, 8590239), (21, 8181180), (27, 6363140), (28, 6135885), (30, 5726826), (35, 4908708), (36, 4772355), (42, 4090590), (43, 3995460), (45, 3817884), (49, 3506220), (54, 3181570), (60, 2863413), (63, 2727060), (70, 2454354), (84, 2045295), (86, 1997730), (90, 1908942), (98, 1753110), (105, 1636236), (108, 1590785), (126, 1363530), (129, 1331820), (135, 1272628), (140, 1227177), (147, 1168740), (151, 1137780), (172, 998865), (180, 954471), (189, 909020), (196, 876555), (210, 818118), (215, 799092), (245, 701244), (252, 681765), (258, 665910), (270, 636314), (294, 584370), (301, 570780), (302, 568890), (315, 545412), (378, 454510), (387, 443940), (420, 409059), (430, 399546), (441, 389580), (453, 379260), (490, 350622), (516, 332955), (540, 318157), (588, 292185), (602, 285390), (604, 284445), (630, 272706), (645, 266364), (735, 233748), (755, 227556), (756, 227255), (774, 221970), (860, 199773), (882, 194790), (903, 190260), (906, 189630), (945, 181804), (980, 175311), (1057, 162540), (1161, 147980), (1204, 142695), (1260, 136353), (1290, 133182), (1323, 129860), (1359, 126420), (1470, 116874), (1505, 114156), (1510, 113778), (1548, 110985), (1764, 97395), (1806, 95130), (1812, 94815), (1890, 90902), (1935, 88788), (2107, 81540), (2114, 81270), (2205, 77916), (2265, 75852), (2322, 73990), (2580, 66591), (2646, 64930), (2709, 63420), (2718, 63210), (2940, 58437), (3010, 57078), (3020, 56889), (3171, 54180), (3612, 47565), (3780, 45451), (3870, 44394), (4077, 42140), (4214, 40770), (4228, 40635), (4410, 38958), (4515, 38052), (4530, 37926), (4644, 36995), (5285, 32508), (5292, 32465), (5418, 31710), (5436, 31605), (5805, 29596), (6020, 28539), (6321, 27180), (6342, 27090), (6493, 26460), (6615, 25972), (6795, 25284), (7399, 23220), (7740, 22197), (8127, 21140), (8154, 21070), (8428, 20385), (8820, 19479), (9030, 19026), (9060, 18963), (9513, 18060), (10535, 16308), (10570, 16254), (10836, 15855), (11610, 14798), (12642, 13590), (12684, 13545), (12986, 13230)]