18527880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:188

約数の個数: 192

約数和(自身を含む): 67962240

約数和(自身を除く): 49434360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 49, 56, 60, 69, 70, 84, 92, 98, 105, 115, 120, 137, 138, 140, 147, 161, 168, 184, 196, 210, 230, 245, 274, 276, 280, 294, 322, 345, 392, 411, 420, 460, 483, 490, 548, 552, 588, 644, 685, 690, 735, 805, 822, 840, 920, 959, 966, 980, 1096, 1127, 1176, 1288, 1370, 1380, 1470, 1610, 1644, 1918, 1932, 1960, 2055, 2254, 2415, 2740, 2760, 2877, 2940, 3151, 3220, 3288, 3381, 3836, 3864, 4110, 4508, 4795, 4830, 5480, 5635, 5754, 5880, 6302, 6440, 6713, 6762, 7672, 8220, 9016, 9453, 9590, 9660, 11270, 11508, 12604, 13426, 13524, 14385, 15755, 16440, 16905, 18906, 19180, 19320, 20139, 22057, 22540, 23016, 25208, 26852, 27048, 28770, 31510, 33565, 33810, 37812, 38360, 40278, 44114, 45080, 47265, 53704, 57540, 63020, 66171, 67130, 67620, 75624, 80556, 88228, 94530, 100695, 110285, 115080, 126040, 132342, 134260, 135240, 154399, 161112, 176456, 189060, 201390, 220570, 264684, 268520, 308798, 330855, 378120, 402780, 441140, 463197, 529368, 617596, 661710, 771995, 805560, 882280, 926394, 1235192, 1323420, 1543990, 1852788, 2315985, 2646840, 3087980, 3705576, 4631970, 6175960, 9263940, 18527880]

約数ペア:

[(1, 18527880), (2, 9263940), (3, 6175960), (4, 4631970), (5, 3705576), (6, 3087980), (7, 2646840), (8, 2315985), (10, 1852788), (12, 1543990), (14, 1323420), (15, 1235192), (20, 926394), (21, 882280), (23, 805560), (24, 771995), (28, 661710), (30, 617596), (35, 529368), (40, 463197), (42, 441140), (46, 402780), (49, 378120), (56, 330855), (60, 308798), (69, 268520), (70, 264684), (84, 220570), (92, 201390), (98, 189060), (105, 176456), (115, 161112), (120, 154399), (137, 135240), (138, 134260), (140, 132342), (147, 126040), (161, 115080), (168, 110285), (184, 100695), (196, 94530), (210, 88228), (230, 80556), (245, 75624), (274, 67620), (276, 67130), (280, 66171), (294, 63020), (322, 57540), (345, 53704), (392, 47265), (411, 45080), (420, 44114), (460, 40278), (483, 38360), (490, 37812), (548, 33810), (552, 33565), (588, 31510), (644, 28770), (685, 27048), (690, 26852), (735, 25208), (805, 23016), (822, 22540), (840, 22057), (920, 20139), (959, 19320), (966, 19180), (980, 18906), (1096, 16905), (1127, 16440), (1176, 15755), (1288, 14385), (1370, 13524), (1380, 13426), (1470, 12604), (1610, 11508), (1644, 11270), (1918, 9660), (1932, 9590), (1960, 9453), (2055, 9016), (2254, 8220), (2415, 7672), (2740, 6762), (2760, 6713), (2877, 6440), (2940, 6302), (3151, 5880), (3220, 5754), (3288, 5635), (3381, 5480), (3836, 4830), (3864, 4795), (4110, 4508)]