18344340

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:259

約数の個数: 192

約数和(自身を含む): 68382720

約数和(自身を除く): 50038380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 27, 28, 30, 35, 36, 42, 45, 46, 54, 60, 63, 69, 70, 84, 90, 92, 105, 108, 115, 126, 135, 138, 140, 161, 180, 189, 207, 210, 211, 230, 252, 270, 276, 315, 322, 345, 378, 414, 420, 422, 460, 483, 540, 621, 630, 633, 644, 690, 756, 805, 828, 844, 945, 966, 1035, 1055, 1242, 1260, 1266, 1380, 1449, 1477, 1610, 1890, 1899, 1932, 2070, 2110, 2415, 2484, 2532, 2898, 2954, 3105, 3165, 3220, 3780, 3798, 4140, 4220, 4347, 4431, 4830, 4853, 5697, 5796, 5908, 6210, 6330, 7245, 7385, 7596, 8694, 8862, 9495, 9660, 9706, 11394, 12420, 12660, 13293, 14490, 14559, 14770, 17388, 17724, 18990, 19412, 21735, 22155, 22788, 24265, 26586, 28485, 28980, 29118, 29540, 33971, 37980, 39879, 43470, 43677, 44310, 48530, 53172, 56970, 58236, 66465, 67942, 72795, 79758, 86940, 87354, 88620, 97060, 101913, 113940, 131031, 132930, 135884, 145590, 159516, 169855, 174708, 199395, 203826, 218385, 262062, 265860, 291180, 305739, 339710, 398790, 407652, 436770, 509565, 524124, 611478, 655155, 679420, 797580, 873540, 917217, 1019130, 1222956, 1310310, 1528695, 1834434, 2038260, 2620620, 3057390, 3668868, 4586085, 6114780, 9172170, 18344340]

約数ペア:

[(1, 18344340), (2, 9172170), (3, 6114780), (4, 4586085), (5, 3668868), (6, 3057390), (7, 2620620), (9, 2038260), (10, 1834434), (12, 1528695), (14, 1310310), (15, 1222956), (18, 1019130), (20, 917217), (21, 873540), (23, 797580), (27, 679420), (28, 655155), (30, 611478), (35, 524124), (36, 509565), (42, 436770), (45, 407652), (46, 398790), (54, 339710), (60, 305739), (63, 291180), (69, 265860), (70, 262062), (84, 218385), (90, 203826), (92, 199395), (105, 174708), (108, 169855), (115, 159516), (126, 145590), (135, 135884), (138, 132930), (140, 131031), (161, 113940), (180, 101913), (189, 97060), (207, 88620), (210, 87354), (211, 86940), (230, 79758), (252, 72795), (270, 67942), (276, 66465), (315, 58236), (322, 56970), (345, 53172), (378, 48530), (414, 44310), (420, 43677), (422, 43470), (460, 39879), (483, 37980), (540, 33971), (621, 29540), (630, 29118), (633, 28980), (644, 28485), (690, 26586), (756, 24265), (805, 22788), (828, 22155), (844, 21735), (945, 19412), (966, 18990), (1035, 17724), (1055, 17388), (1242, 14770), (1260, 14559), (1266, 14490), (1380, 13293), (1449, 12660), (1477, 12420), (1610, 11394), (1890, 9706), (1899, 9660), (1932, 9495), (2070, 8862), (2110, 8694), (2415, 7596), (2484, 7385), (2532, 7245), (2898, 6330), (2954, 6210), (3105, 5908), (3165, 5796), (3220, 5697), (3780, 4853), (3798, 4830), (4140, 4431), (4220, 4347)]