51914520

素因数分解:

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

素因数の和:149

約数の個数: 288

約数和(自身を含む): 205405200

約数和(自身を除く): 153490680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 109, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 218, 243, 245, 252, 270, 280, 294, 315, 324, 327, 360, 378, 392, 405, 420, 436, 441, 486, 490, 504, 540, 545, 567, 588, 630, 648, 654, 735, 756, 763, 810, 840, 872, 882, 945, 972, 980, 981, 1080, 1090, 1134, 1176, 1215, 1260, 1308, 1323, 1470, 1512, 1526, 1620, 1635, 1701, 1764, 1890, 1944, 1960, 1962, 2180, 2205, 2268, 2289, 2430, 2520, 2616, 2646, 2835, 2940, 2943, 3052, 3240, 3270, 3402, 3528, 3780, 3815, 3924, 3969, 4360, 4410, 4536, 4578, 4860, 4905, 5292, 5341, 5670, 5880, 5886, 6104, 6540, 6615, 6804, 6867, 7560, 7630, 7848, 7938, 8505, 8820, 8829, 9156, 9720, 9810, 10584, 10682, 11340, 11445, 11772, 11907, 13080, 13230, 13608, 13734, 14715, 15260, 15876, 16023, 17010, 17640, 17658, 18312, 19620, 19845, 20601, 21364, 22680, 22890, 23544, 23814, 26460, 26487, 26705, 27468, 29430, 30520, 31752, 32046, 34020, 34335, 35316, 39240, 39690, 41202, 42728, 44145, 45780, 47628, 48069, 52920, 52974, 53410, 54936, 58860, 59535, 61803, 64092, 68040, 68670, 70632, 79380, 80115, 82404, 88290, 91560, 95256, 96138, 103005, 105948, 106820, 117720, 119070, 123606, 128184, 132435, 137340, 144207, 158760, 160230, 164808, 176580, 185409, 192276, 206010, 211896, 213640, 238140, 240345, 247212, 264870, 274680, 288414, 309015, 320460, 353160, 370818, 384552, 412020, 432621, 476280, 480690, 494424, 529740, 576828, 618030, 640920, 721035, 741636, 824040, 865242, 927045, 961380, 1059480, 1153656, 1236060, 1297863, 1442070, 1483272, 1730484, 1854090, 1922760, 2163105, 2472120, 2595726, 2884140, 3460968, 3708180, 4326210, 5191452, 5768280, 6489315, 7416360, 8652420, 10382904, 12978630, 17304840, 25957260, 51914520]

約数ペア:

[(1, 51914520), (2, 25957260), (3, 17304840), (4, 12978630), (5, 10382904), (6, 8652420), (7, 7416360), (8, 6489315), (9, 5768280), (10, 5191452), (12, 4326210), (14, 3708180), (15, 3460968), (18, 2884140), (20, 2595726), (21, 2472120), (24, 2163105), (27, 1922760), (28, 1854090), (30, 1730484), (35, 1483272), (36, 1442070), (40, 1297863), (42, 1236060), (45, 1153656), (49, 1059480), (54, 961380), (56, 927045), (60, 865242), (63, 824040), (70, 741636), (72, 721035), (81, 640920), (84, 618030), (90, 576828), (98, 529740), (105, 494424), (108, 480690), (109, 476280), (120, 432621), (126, 412020), (135, 384552), (140, 370818), (147, 353160), (162, 320460), (168, 309015), (180, 288414), (189, 274680), (196, 264870), (210, 247212), (216, 240345), (218, 238140), (243, 213640), (245, 211896), (252, 206010), (270, 192276), (280, 185409), (294, 176580), (315, 164808), (324, 160230), (327, 158760), (360, 144207), (378, 137340), (392, 132435), (405, 128184), (420, 123606), (436, 119070), (441, 117720), (486, 106820), (490, 105948), (504, 103005), (540, 96138), (545, 95256), (567, 91560), (588, 88290), (630, 82404), (648, 80115), (654, 79380), (735, 70632), (756, 68670), (763, 68040), (810, 64092), (840, 61803), (872, 59535), (882, 58860), (945, 54936), (972, 53410), (980, 52974), (981, 52920), (1080, 48069), (1090, 47628), (1134, 45780), (1176, 44145), (1215, 42728), (1260, 41202), (1308, 39690), (1323, 39240), (1470, 35316), (1512, 34335), (1526, 34020), (1620, 32046), (1635, 31752), (1701, 30520), (1764, 29430), (1890, 27468), (1944, 26705), (1960, 26487), (1962, 26460), (2180, 23814), (2205, 23544), (2268, 22890), (2289, 22680), (2430, 21364), (2520, 20601), (2616, 19845), (2646, 19620), (2835, 18312), (2940, 17658), (2943, 17640), (3052, 17010), (3240, 16023), (3270, 15876), (3402, 15260), (3528, 14715), (3780, 13734), (3815, 13608), (3924, 13230), (3969, 13080), (4360, 11907), (4410, 11772), (4536, 11445), (4578, 11340), (4860, 10682), (4905, 10584), (5292, 9810), (5341, 9720), (5670, 9156), (5880, 8829), (5886, 8820), (6104, 8505), (6540, 7938), (6615, 7848), (6804, 7630), (6867, 7560)]