321196320

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{499}}^1$

素因数の和:672

約数の個数: 192

約数和(自身を含む): 1134000000

約数和(自身を除く): 812803680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 149, 160, 180, 216, 240, 270, 288, 298, 360, 432, 447, 480, 499, 540, 596, 720, 745, 864, 894, 998, 1080, 1192, 1341, 1440, 1490, 1497, 1788, 1996, 2160, 2235, 2384, 2495, 2682, 2980, 2994, 3576, 3992, 4023, 4320, 4470, 4491, 4768, 4990, 5364, 5960, 5988, 6705, 7152, 7485, 7984, 8046, 8940, 8982, 9980, 10728, 11920, 11976, 13410, 13473, 14304, 14970, 15968, 16092, 17880, 17964, 19960, 20115, 21456, 22455, 23840, 23952, 26820, 26946, 29940, 32184, 35760, 35928, 39920, 40230, 42912, 44910, 47904, 53640, 53892, 59880, 64368, 67365, 71520, 71856, 74351, 79840, 80460, 89820, 107280, 107784, 119760, 128736, 134730, 143712, 148702, 160920, 179640, 214560, 215568, 223053, 239520, 269460, 297404, 321840, 359280, 371755, 431136, 446106, 538920, 594808, 643680, 669159, 718560, 743510, 892212, 1077840, 1115265, 1189616, 1338318, 1487020, 1784424, 2007477, 2155680, 2230530, 2379232, 2676636, 2974040, 3345795, 3568848, 4014954, 4461060, 5353272, 5948080, 6691590, 7137696, 8029908, 8922120, 10037385, 10706544, 11896160, 13383180, 16059816, 17844240, 20074770, 21413088, 26766360, 32119632, 35688480, 40149540, 53532720, 64239264, 80299080, 107065440, 160598160, 321196320]

約数ペア:

[(1, 321196320), (2, 160598160), (3, 107065440), (4, 80299080), (5, 64239264), (6, 53532720), (8, 40149540), (9, 35688480), (10, 32119632), (12, 26766360), (15, 21413088), (16, 20074770), (18, 17844240), (20, 16059816), (24, 13383180), (27, 11896160), (30, 10706544), (32, 10037385), (36, 8922120), (40, 8029908), (45, 7137696), (48, 6691590), (54, 5948080), (60, 5353272), (72, 4461060), (80, 4014954), (90, 3568848), (96, 3345795), (108, 2974040), (120, 2676636), (135, 2379232), (144, 2230530), (149, 2155680), (160, 2007477), (180, 1784424), (216, 1487020), (240, 1338318), (270, 1189616), (288, 1115265), (298, 1077840), (360, 892212), (432, 743510), (447, 718560), (480, 669159), (499, 643680), (540, 594808), (596, 538920), (720, 446106), (745, 431136), (864, 371755), (894, 359280), (998, 321840), (1080, 297404), (1192, 269460), (1341, 239520), (1440, 223053), (1490, 215568), (1497, 214560), (1788, 179640), (1996, 160920), (2160, 148702), (2235, 143712), (2384, 134730), (2495, 128736), (2682, 119760), (2980, 107784), (2994, 107280), (3576, 89820), (3992, 80460), (4023, 79840), (4320, 74351), (4470, 71856), (4491, 71520), (4768, 67365), (4990, 64368), (5364, 59880), (5960, 53892), (5988, 53640), (6705, 47904), (7152, 44910), (7485, 42912), (7984, 40230), (8046, 39920), (8940, 35928), (8982, 35760), (9980, 32184), (10728, 29940), (11920, 26946), (11976, 26820), (13410, 23952), (13473, 23840), (14304, 22455), (14970, 21456), (15968, 20115), (16092, 19960), (17880, 17964)]