18516120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:142

約数の個数: 192

約数和(自身を含む): 66977280

約数和(自身を除く): 48461160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 49, 56, 60, 67, 70, 84, 94, 98, 105, 120, 134, 140, 141, 147, 168, 188, 196, 201, 210, 235, 245, 268, 280, 282, 294, 329, 335, 376, 392, 402, 420, 469, 470, 490, 536, 564, 588, 658, 670, 705, 735, 804, 840, 938, 940, 980, 987, 1005, 1128, 1176, 1316, 1340, 1407, 1410, 1470, 1608, 1645, 1876, 1880, 1960, 1974, 2010, 2303, 2345, 2632, 2680, 2814, 2820, 2940, 3149, 3283, 3290, 3752, 3948, 4020, 4606, 4690, 4935, 5628, 5640, 5880, 6298, 6566, 6580, 6909, 7035, 7896, 8040, 9212, 9380, 9447, 9849, 9870, 11256, 11515, 12596, 13132, 13160, 13818, 14070, 15745, 16415, 18424, 18760, 18894, 19698, 19740, 22043, 23030, 25192, 26264, 27636, 28140, 31490, 32830, 34545, 37788, 39396, 39480, 44086, 46060, 47235, 49245, 55272, 56280, 62980, 65660, 66129, 69090, 75576, 78792, 88172, 92120, 94470, 98490, 110215, 125960, 131320, 132258, 138180, 154301, 176344, 188940, 196980, 220430, 264516, 276360, 308602, 330645, 377880, 393960, 440860, 462903, 529032, 617204, 661290, 771505, 881720, 925806, 1234408, 1322580, 1543010, 1851612, 2314515, 2645160, 3086020, 3703224, 4629030, 6172040, 9258060, 18516120]

約数ペア:

[(1, 18516120), (2, 9258060), (3, 6172040), (4, 4629030), (5, 3703224), (6, 3086020), (7, 2645160), (8, 2314515), (10, 1851612), (12, 1543010), (14, 1322580), (15, 1234408), (20, 925806), (21, 881720), (24, 771505), (28, 661290), (30, 617204), (35, 529032), (40, 462903), (42, 440860), (47, 393960), (49, 377880), (56, 330645), (60, 308602), (67, 276360), (70, 264516), (84, 220430), (94, 196980), (98, 188940), (105, 176344), (120, 154301), (134, 138180), (140, 132258), (141, 131320), (147, 125960), (168, 110215), (188, 98490), (196, 94470), (201, 92120), (210, 88172), (235, 78792), (245, 75576), (268, 69090), (280, 66129), (282, 65660), (294, 62980), (329, 56280), (335, 55272), (376, 49245), (392, 47235), (402, 46060), (420, 44086), (469, 39480), (470, 39396), (490, 37788), (536, 34545), (564, 32830), (588, 31490), (658, 28140), (670, 27636), (705, 26264), (735, 25192), (804, 23030), (840, 22043), (938, 19740), (940, 19698), (980, 18894), (987, 18760), (1005, 18424), (1128, 16415), (1176, 15745), (1316, 14070), (1340, 13818), (1407, 13160), (1410, 13132), (1470, 12596), (1608, 11515), (1645, 11256), (1876, 9870), (1880, 9849), (1960, 9447), (1974, 9380), (2010, 9212), (2303, 8040), (2345, 7896), (2632, 7035), (2680, 6909), (2814, 6580), (2820, 6566), (2940, 6298), (3149, 5880), (3283, 5640), (3290, 5628), (3752, 4935), (3948, 4690), (4020, 4606)]