255764320

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:166

約数の個数: 288

約数和(自身を含む): 791169120

約数和(自身を除く): 535404800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 32, 34, 35, 38, 40, 49, 56, 68, 70, 76, 80, 85, 95, 98, 101, 112, 119, 133, 136, 140, 152, 160, 170, 190, 196, 202, 224, 238, 245, 266, 272, 280, 304, 323, 340, 380, 392, 404, 476, 490, 505, 532, 544, 560, 595, 608, 646, 665, 680, 707, 760, 784, 808, 833, 931, 952, 980, 1010, 1064, 1120, 1190, 1292, 1330, 1360, 1414, 1520, 1568, 1615, 1616, 1666, 1717, 1862, 1904, 1919, 1960, 2020, 2128, 2261, 2380, 2584, 2660, 2720, 2828, 3040, 3230, 3232, 3332, 3434, 3535, 3724, 3808, 3838, 3920, 4040, 4165, 4256, 4522, 4655, 4760, 4949, 5168, 5320, 5656, 6460, 6664, 6868, 7070, 7448, 7676, 7840, 8080, 8330, 8585, 9044, 9310, 9520, 9595, 9898, 10336, 10640, 11305, 11312, 12019, 12920, 13328, 13433, 13736, 14140, 14896, 15352, 15827, 16160, 16660, 17170, 18088, 18620, 19040, 19190, 19796, 21280, 22610, 22624, 24038, 24745, 25840, 26656, 26866, 27472, 28280, 29792, 30704, 31654, 32623, 33320, 34340, 36176, 37240, 38380, 39592, 45220, 48076, 49490, 51680, 53732, 54944, 56560, 60095, 61408, 63308, 65246, 66640, 67165, 68680, 72352, 74480, 76760, 79135, 79184, 84133, 90440, 94031, 96152, 98980, 107464, 113120, 120190, 126616, 130492, 133280, 134330, 137360, 148960, 153520, 158270, 158368, 163115, 168266, 180880, 188062, 192304, 197960, 214928, 228361, 240380, 253232, 260984, 268660, 274720, 307040, 316540, 326230, 336532, 361760, 376124, 384608, 395920, 420665, 429856, 456722, 470155, 480760, 506464, 521968, 537320, 633080, 652460, 673064, 752248, 791840, 841330, 913444, 940310, 961520, 1043936, 1074640, 1141805, 1266160, 1304920, 1346128, 1504496, 1598527, 1682660, 1826888, 1880620, 1923040, 2149280, 2283610, 2532320, 2609840, 2692256, 3008992, 3197054, 3365320, 3653776, 3761240, 4567220, 5219680, 6394108, 6730640, 7307552, 7522480, 7992635, 9134440, 12788216, 13461280, 15044960, 15985270, 18268880, 25576432, 31970540, 36537760, 51152864, 63941080, 127882160, 255764320]

約数ペア:

[(1, 255764320), (2, 127882160), (4, 63941080), (5, 51152864), (7, 36537760), (8, 31970540), (10, 25576432), (14, 18268880), (16, 15985270), (17, 15044960), (19, 13461280), (20, 12788216), (28, 9134440), (32, 7992635), (34, 7522480), (35, 7307552), (38, 6730640), (40, 6394108), (49, 5219680), (56, 4567220), (68, 3761240), (70, 3653776), (76, 3365320), (80, 3197054), (85, 3008992), (95, 2692256), (98, 2609840), (101, 2532320), (112, 2283610), (119, 2149280), (133, 1923040), (136, 1880620), (140, 1826888), (152, 1682660), (160, 1598527), (170, 1504496), (190, 1346128), (196, 1304920), (202, 1266160), (224, 1141805), (238, 1074640), (245, 1043936), (266, 961520), (272, 940310), (280, 913444), (304, 841330), (323, 791840), (340, 752248), (380, 673064), (392, 652460), (404, 633080), (476, 537320), (490, 521968), (505, 506464), (532, 480760), (544, 470155), (560, 456722), (595, 429856), (608, 420665), (646, 395920), (665, 384608), (680, 376124), (707, 361760), (760, 336532), (784, 326230), (808, 316540), (833, 307040), (931, 274720), (952, 268660), (980, 260984), (1010, 253232), (1064, 240380), (1120, 228361), (1190, 214928), (1292, 197960), (1330, 192304), (1360, 188062), (1414, 180880), (1520, 168266), (1568, 163115), (1615, 158368), (1616, 158270), (1666, 153520), (1717, 148960), (1862, 137360), (1904, 134330), (1919, 133280), (1960, 130492), (2020, 126616), (2128, 120190), (2261, 113120), (2380, 107464), (2584, 98980), (2660, 96152), (2720, 94031), (2828, 90440), (3040, 84133), (3230, 79184), (3232, 79135), (3332, 76760), (3434, 74480), (3535, 72352), (3724, 68680), (3808, 67165), (3838, 66640), (3920, 65246), (4040, 63308), (4165, 61408), (4256, 60095), (4522, 56560), (4655, 54944), (4760, 53732), (4949, 51680), (5168, 49490), (5320, 48076), (5656, 45220), (6460, 39592), (6664, 38380), (6868, 37240), (7070, 36176), (7448, 34340), (7676, 33320), (7840, 32623), (8080, 31654), (8330, 30704), (8585, 29792), (9044, 28280), (9310, 27472), (9520, 26866), (9595, 26656), (9898, 25840), (10336, 24745), (10640, 24038), (11305, 22624), (11312, 22610), (12019, 21280), (12920, 19796), (13328, 19190), (13433, 19040), (13736, 18620), (14140, 18088), (14896, 17170), (15352, 16660), (15827, 16160)]