128824920

素因数分解:

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

素因数の和:207

約数の個数: 288

約数和(自身を含む): 498841200

約数和(自身を除く): 370016280

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, 49, 56, 60, 63, 67, 70, 72, 84, 90, 98, 105, 109, 120, 126, 134, 140, 147, 168, 180, 196, 201, 210, 218, 245, 252, 268, 280, 294, 315, 327, 335, 360, 392, 402, 420, 436, 441, 469, 490, 504, 536, 545, 588, 603, 630, 654, 670, 735, 763, 804, 840, 872, 882, 938, 980, 981, 1005, 1090, 1176, 1206, 1260, 1308, 1340, 1407, 1470, 1526, 1608, 1635, 1764, 1876, 1960, 1962, 2010, 2180, 2205, 2289, 2345, 2412, 2520, 2616, 2680, 2814, 2940, 3015, 3052, 3270, 3283, 3528, 3752, 3815, 3924, 4020, 4221, 4360, 4410, 4578, 4690, 4824, 4905, 5341, 5628, 5880, 6030, 6104, 6540, 6566, 6867, 7035, 7303, 7630, 7848, 8040, 8442, 8820, 9156, 9380, 9810, 9849, 10682, 11256, 11445, 12060, 13080, 13132, 13734, 14070, 14606, 15260, 16023, 16415, 16884, 17640, 18312, 18760, 19620, 19698, 21105, 21364, 21909, 22890, 24120, 26264, 26705, 27468, 28140, 29212, 29547, 30520, 32046, 32830, 33768, 34335, 36515, 39240, 39396, 42210, 42728, 43818, 45780, 48069, 49245, 51121, 53410, 54936, 56280, 58424, 59094, 64092, 65660, 65727, 68670, 73030, 78792, 80115, 84420, 87636, 91560, 96138, 98490, 102242, 106820, 109545, 118188, 128184, 131320, 131454, 137340, 146060, 147735, 153363, 160230, 168840, 175272, 192276, 196980, 204484, 213640, 219090, 236376, 240345, 255605, 262908, 274680, 292120, 295470, 306726, 320460, 328635, 357847, 384552, 393960, 408968, 438180, 460089, 480690, 511210, 525816, 590940, 613452, 640920, 657270, 715694, 766815, 876360, 920178, 961380, 1022420, 1073541, 1181880, 1226904, 1314540, 1431388, 1533630, 1789235, 1840356, 1922760, 2044840, 2147082, 2300445, 2629080, 2862776, 3067260, 3220623, 3578470, 3680712, 4294164, 4600890, 5367705, 6134520, 6441246, 7156940, 8588328, 9201780, 10735410, 12882492, 14313880, 16103115, 18403560, 21470820, 25764984, 32206230, 42941640, 64412460, 128824920]

約数ペア:

[(1, 128824920), (2, 64412460), (3, 42941640), (4, 32206230), (5, 25764984), (6, 21470820), (7, 18403560), (8, 16103115), (9, 14313880), (10, 12882492), (12, 10735410), (14, 9201780), (15, 8588328), (18, 7156940), (20, 6441246), (21, 6134520), (24, 5367705), (28, 4600890), (30, 4294164), (35, 3680712), (36, 3578470), (40, 3220623), (42, 3067260), (45, 2862776), (49, 2629080), (56, 2300445), (60, 2147082), (63, 2044840), (67, 1922760), (70, 1840356), (72, 1789235), (84, 1533630), (90, 1431388), (98, 1314540), (105, 1226904), (109, 1181880), (120, 1073541), (126, 1022420), (134, 961380), (140, 920178), (147, 876360), (168, 766815), (180, 715694), (196, 657270), (201, 640920), (210, 613452), (218, 590940), (245, 525816), (252, 511210), (268, 480690), (280, 460089), (294, 438180), (315, 408968), (327, 393960), (335, 384552), (360, 357847), (392, 328635), (402, 320460), (420, 306726), (436, 295470), (441, 292120), (469, 274680), (490, 262908), (504, 255605), (536, 240345), (545, 236376), (588, 219090), (603, 213640), (630, 204484), (654, 196980), (670, 192276), (735, 175272), (763, 168840), (804, 160230), (840, 153363), (872, 147735), (882, 146060), (938, 137340), (980, 131454), (981, 131320), (1005, 128184), (1090, 118188), (1176, 109545), (1206, 106820), (1260, 102242), (1308, 98490), (1340, 96138), (1407, 91560), (1470, 87636), (1526, 84420), (1608, 80115), (1635, 78792), (1764, 73030), (1876, 68670), (1960, 65727), (1962, 65660), (2010, 64092), (2180, 59094), (2205, 58424), (2289, 56280), (2345, 54936), (2412, 53410), (2520, 51121), (2616, 49245), (2680, 48069), (2814, 45780), (2940, 43818), (3015, 42728), (3052, 42210), (3270, 39396), (3283, 39240), (3528, 36515), (3752, 34335), (3815, 33768), (3924, 32830), (4020, 32046), (4221, 30520), (4360, 29547), (4410, 29212), (4578, 28140), (4690, 27468), (4824, 26705), (4905, 26264), (5341, 24120), (5628, 22890), (5880, 21909), (6030, 21364), (6104, 21105), (6540, 19698), (6566, 19620), (6867, 18760), (7035, 18312), (7303, 17640), (7630, 16884), (7848, 16415), (8040, 16023), (8442, 15260), (8820, 14606), (9156, 14070), (9380, 13734), (9810, 13132), (9849, 13080), (10682, 12060), (11256, 11445)]