18297720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:214

約数の個数: 192

約数和(自身を含む): 69750720

約数和(自身を除く): 51453000

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, 53, 56, 60, 63, 70, 72, 84, 90, 105, 106, 120, 126, 137, 140, 159, 168, 180, 210, 212, 252, 265, 274, 280, 315, 318, 360, 371, 411, 420, 424, 477, 504, 530, 548, 630, 636, 685, 742, 795, 822, 840, 954, 959, 1060, 1096, 1113, 1233, 1260, 1272, 1370, 1484, 1590, 1644, 1855, 1908, 1918, 2055, 2120, 2226, 2385, 2466, 2520, 2740, 2877, 2968, 3180, 3288, 3339, 3710, 3816, 3836, 4110, 4452, 4770, 4795, 4932, 5480, 5565, 5754, 6165, 6360, 6678, 7261, 7420, 7672, 8220, 8631, 8904, 9540, 9590, 9864, 11130, 11508, 12330, 13356, 14385, 14522, 14840, 16440, 16695, 17262, 19080, 19180, 21783, 22260, 23016, 24660, 26712, 28770, 29044, 33390, 34524, 36305, 38360, 43155, 43566, 44520, 49320, 50827, 57540, 58088, 65349, 66780, 69048, 72610, 86310, 87132, 101654, 108915, 115080, 130698, 133560, 145220, 152481, 172620, 174264, 203308, 217830, 254135, 261396, 290440, 304962, 326745, 345240, 406616, 435660, 457443, 508270, 522792, 609924, 653490, 762405, 871320, 914886, 1016540, 1219848, 1306980, 1524810, 1829772, 2033080, 2287215, 2613960, 3049620, 3659544, 4574430, 6099240, 9148860, 18297720]

約数ペア:

[(1, 18297720), (2, 9148860), (3, 6099240), (4, 4574430), (5, 3659544), (6, 3049620), (7, 2613960), (8, 2287215), (9, 2033080), (10, 1829772), (12, 1524810), (14, 1306980), (15, 1219848), (18, 1016540), (20, 914886), (21, 871320), (24, 762405), (28, 653490), (30, 609924), (35, 522792), (36, 508270), (40, 457443), (42, 435660), (45, 406616), (53, 345240), (56, 326745), (60, 304962), (63, 290440), (70, 261396), (72, 254135), (84, 217830), (90, 203308), (105, 174264), (106, 172620), (120, 152481), (126, 145220), (137, 133560), (140, 130698), (159, 115080), (168, 108915), (180, 101654), (210, 87132), (212, 86310), (252, 72610), (265, 69048), (274, 66780), (280, 65349), (315, 58088), (318, 57540), (360, 50827), (371, 49320), (411, 44520), (420, 43566), (424, 43155), (477, 38360), (504, 36305), (530, 34524), (548, 33390), (630, 29044), (636, 28770), (685, 26712), (742, 24660), (795, 23016), (822, 22260), (840, 21783), (954, 19180), (959, 19080), (1060, 17262), (1096, 16695), (1113, 16440), (1233, 14840), (1260, 14522), (1272, 14385), (1370, 13356), (1484, 12330), (1590, 11508), (1644, 11130), (1855, 9864), (1908, 9590), (1918, 9540), (2055, 8904), (2120, 8631), (2226, 8220), (2385, 7672), (2466, 7420), (2520, 7261), (2740, 6678), (2877, 6360), (2968, 6165), (3180, 5754), (3288, 5565), (3339, 5480), (3710, 4932), (3816, 4795), (3836, 4770), (4110, 4452)]