21787158960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{18553}}^1$

素因数の和:18812

約数の個数: 240

約数和(自身を含む): 83984606784

約数和(自身を除く): 62197447824

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 233, 240, 252, 280, 315, 336, 360, 420, 466, 504, 560, 630, 699, 720, 840, 932, 1008, 1165, 1260, 1398, 1631, 1680, 1864, 2097, 2330, 2520, 2796, 3262, 3495, 3728, 4194, 4660, 4893, 5040, 5592, 6524, 6990, 8155, 8388, 9320, 9786, 10485, 11184, 13048, 13980, 14679, 16310, 16776, 18553, 18640, 19572, 20970, 24465, 26096, 27960, 29358, 32620, 33552, 37106, 39144, 41940, 48930, 55659, 55920, 58716, 65240, 73395, 74212, 78288, 83880, 92765, 97860, 111318, 117432, 129871, 130480, 146790, 148424, 166977, 167760, 185530, 195720, 222636, 234864, 259742, 278295, 293580, 296848, 333954, 371060, 389613, 391440, 445272, 519484, 556590, 587160, 649355, 667908, 742120, 779226, 834885, 890544, 1038968, 1113180, 1168839, 1174320, 1298710, 1335816, 1484240, 1558452, 1669770, 1948065, 2077936, 2226360, 2337678, 2597420, 2671632, 3116904, 3339540, 3896130, 4322849, 4452720, 4675356, 5194840, 5844195, 6233808, 6679080, 7792260, 8645698, 9350712, 10389680, 11688390, 12968547, 13358160, 15584520, 17291396, 18701424, 21614245, 23376780, 25937094, 30259943, 31169040, 34582792, 38905641, 43228490, 46753560, 51874188, 60519886, 64842735, 69165584, 77811282, 86456980, 90779829, 93507120, 103748376, 121039772, 129685470, 151299715, 155622564, 172913960, 181559658, 194528205, 207496752, 242079544, 259370940, 272339487, 302599430, 311245128, 345827920, 363119316, 389056410, 453899145, 484159088, 518741880, 544678974, 605198860, 622490256, 726238632, 778112820, 907798290, 1037483760, 1089357948, 1210397720, 1361697435, 1452477264, 1556225640, 1815596580, 2178715896, 2420795440, 2723394870, 3112451280, 3631193160, 4357431792, 5446789740, 7262386320, 10893579480, 21787158960]

約数ペア:

[(1, 21787158960), (2, 10893579480), (3, 7262386320), (4, 5446789740), (5, 4357431792), (6, 3631193160), (7, 3112451280), (8, 2723394870), (9, 2420795440), (10, 2178715896), (12, 1815596580), (14, 1556225640), (15, 1452477264), (16, 1361697435), (18, 1210397720), (20, 1089357948), (21, 1037483760), (24, 907798290), (28, 778112820), (30, 726238632), (35, 622490256), (36, 605198860), (40, 544678974), (42, 518741880), (45, 484159088), (48, 453899145), (56, 389056410), (60, 363119316), (63, 345827920), (70, 311245128), (72, 302599430), (80, 272339487), (84, 259370940), (90, 242079544), (105, 207496752), (112, 194528205), (120, 181559658), (126, 172913960), (140, 155622564), (144, 151299715), (168, 129685470), (180, 121039772), (210, 103748376), (233, 93507120), (240, 90779829), (252, 86456980), (280, 77811282), (315, 69165584), (336, 64842735), (360, 60519886), (420, 51874188), (466, 46753560), (504, 43228490), (560, 38905641), (630, 34582792), (699, 31169040), (720, 30259943), (840, 25937094), (932, 23376780), (1008, 21614245), (1165, 18701424), (1260, 17291396), (1398, 15584520), (1631, 13358160), (1680, 12968547), (1864, 11688390), (2097, 10389680), (2330, 9350712), (2520, 8645698), (2796, 7792260), (3262, 6679080), (3495, 6233808), (3728, 5844195), (4194, 5194840), (4660, 4675356), (4893, 4452720), (5040, 4322849), (5592, 3896130), (6524, 3339540), (6990, 3116904), (8155, 2671632), (8388, 2597420), (9320, 2337678), (9786, 2226360), (10485, 2077936), (11184, 1948065), (13048, 1669770), (13980, 1558452), (14679, 1484240), (16310, 1335816), (16776, 1298710), (18553, 1174320), (18640, 1168839), (19572, 1113180), (20970, 1038968), (24465, 890544), (26096, 834885), (27960, 779226), (29358, 742120), (32620, 667908), (33552, 649355), (37106, 587160), (39144, 556590), (41940, 519484), (48930, 445272), (55659, 391440), (55920, 389613), (58716, 371060), (65240, 333954), (73395, 296848), (74212, 293580), (78288, 278295), (83880, 259742), (92765, 234864), (97860, 222636), (111318, 195720), (117432, 185530), (129871, 167760), (130480, 166977), (146790, 148424)]