18403560

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:200

約数の個数: 192

約数和(自身を含む): 70012800

約数和(自身を除く): 51609240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 67, 70, 72, 84, 90, 105, 109, 120, 126, 134, 140, 168, 180, 201, 210, 218, 252, 268, 280, 315, 327, 335, 360, 402, 420, 436, 469, 504, 536, 545, 603, 630, 654, 670, 763, 804, 840, 872, 938, 981, 1005, 1090, 1206, 1260, 1308, 1340, 1407, 1526, 1608, 1635, 1876, 1962, 2010, 2180, 2289, 2345, 2412, 2520, 2616, 2680, 2814, 3015, 3052, 3270, 3752, 3815, 3924, 4020, 4221, 4360, 4578, 4690, 4824, 4905, 5628, 6030, 6104, 6540, 6867, 7035, 7303, 7630, 7848, 8040, 8442, 9156, 9380, 9810, 11256, 11445, 12060, 13080, 13734, 14070, 14606, 15260, 16884, 18312, 18760, 19620, 21105, 21909, 22890, 24120, 27468, 28140, 29212, 30520, 33768, 34335, 36515, 39240, 42210, 43818, 45780, 51121, 54936, 56280, 58424, 65727, 68670, 73030, 84420, 87636, 91560, 102242, 109545, 131454, 137340, 146060, 153363, 168840, 175272, 204484, 219090, 255605, 262908, 274680, 292120, 306726, 328635, 408968, 438180, 460089, 511210, 525816, 613452, 657270, 766815, 876360, 920178, 1022420, 1226904, 1314540, 1533630, 1840356, 2044840, 2300445, 2629080, 3067260, 3680712, 4600890, 6134520, 9201780, 18403560]

約数ペア:

[(1, 18403560), (2, 9201780), (3, 6134520), (4, 4600890), (5, 3680712), (6, 3067260), (7, 2629080), (8, 2300445), (9, 2044840), (10, 1840356), (12, 1533630), (14, 1314540), (15, 1226904), (18, 1022420), (20, 920178), (21, 876360), (24, 766815), (28, 657270), (30, 613452), (35, 525816), (36, 511210), (40, 460089), (42, 438180), (45, 408968), (56, 328635), (60, 306726), (63, 292120), (67, 274680), (70, 262908), (72, 255605), (84, 219090), (90, 204484), (105, 175272), (109, 168840), (120, 153363), (126, 146060), (134, 137340), (140, 131454), (168, 109545), (180, 102242), (201, 91560), (210, 87636), (218, 84420), (252, 73030), (268, 68670), (280, 65727), (315, 58424), (327, 56280), (335, 54936), (360, 51121), (402, 45780), (420, 43818), (436, 42210), (469, 39240), (504, 36515), (536, 34335), (545, 33768), (603, 30520), (630, 29212), (654, 28140), (670, 27468), (763, 24120), (804, 22890), (840, 21909), (872, 21105), (938, 19620), (981, 18760), (1005, 18312), (1090, 16884), (1206, 15260), (1260, 14606), (1308, 14070), (1340, 13734), (1407, 13080), (1526, 12060), (1608, 11445), (1635, 11256), (1876, 9810), (1962, 9380), (2010, 9156), (2180, 8442), (2289, 8040), (2345, 7848), (2412, 7630), (2520, 7303), (2616, 7035), (2680, 6867), (2814, 6540), (3015, 6104), (3052, 6030), (3270, 5628), (3752, 4905), (3815, 4824), (3924, 4690), (4020, 4578), (4221, 4360)]