389439360

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:786

約数の個数: 256

約数和(自身を含む): 1425715200

約数和(自身を除く): 1036275840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 384, 432, 465, 480, 496, 540, 558, 576, 620, 640, 720, 727, 744, 837, 864, 930, 960, 992, 1080, 1116, 1152, 1240, 1395, 1440, 1454, 1488, 1674, 1728, 1860, 1920, 1984, 2160, 2181, 2232, 2480, 2790, 2880, 2908, 2976, 3348, 3456, 3635, 3720, 3968, 4185, 4320, 4362, 4464, 4960, 5580, 5760, 5816, 5952, 6543, 6696, 7270, 7440, 8370, 8640, 8724, 8928, 9920, 10905, 11160, 11632, 11904, 13086, 13392, 14540, 14880, 16740, 17280, 17448, 17856, 19629, 19840, 21810, 22320, 22537, 23264, 26172, 26784, 29080, 29760, 32715, 33480, 34896, 35712, 39258, 43620, 44640, 45074, 46528, 52344, 53568, 58160, 59520, 65430, 66960, 67611, 69792, 78516, 87240, 89280, 90148, 93056, 98145, 104688, 107136, 112685, 116320, 130860, 133920, 135222, 139584, 157032, 174480, 178560, 180296, 196290, 202833, 209376, 225370, 232640, 261720, 267840, 270444, 279168, 314064, 338055, 348960, 360592, 392580, 405666, 418752, 450740, 465280, 523440, 535680, 540888, 608499, 628128, 676110, 697920, 721184, 785160, 811332, 837504, 901480, 1014165, 1046880, 1081776, 1216998, 1256256, 1352220, 1395840, 1442368, 1570320, 1622664, 1802960, 2028330, 2093760, 2163552, 2433996, 2512512, 2704440, 2884736, 3042495, 3140640, 3245328, 3605920, 4056660, 4187520, 4327104, 4867992, 5408880, 6084990, 6281280, 6490656, 7211840, 8113320, 8654208, 9735984, 10817760, 12169980, 12562560, 12981312, 14423680, 16226640, 19471968, 21635520, 24339960, 25962624, 32453280, 38943936, 43271040, 48679920, 64906560, 77887872, 97359840, 129813120, 194719680, 389439360]

約数ペア:

[(1, 389439360), (2, 194719680), (3, 129813120), (4, 97359840), (5, 77887872), (6, 64906560), (8, 48679920), (9, 43271040), (10, 38943936), (12, 32453280), (15, 25962624), (16, 24339960), (18, 21635520), (20, 19471968), (24, 16226640), (27, 14423680), (30, 12981312), (31, 12562560), (32, 12169980), (36, 10817760), (40, 9735984), (45, 8654208), (48, 8113320), (54, 7211840), (60, 6490656), (62, 6281280), (64, 6084990), (72, 5408880), (80, 4867992), (90, 4327104), (93, 4187520), (96, 4056660), (108, 3605920), (120, 3245328), (124, 3140640), (128, 3042495), (135, 2884736), (144, 2704440), (155, 2512512), (160, 2433996), (180, 2163552), (186, 2093760), (192, 2028330), (216, 1802960), (240, 1622664), (248, 1570320), (270, 1442368), (279, 1395840), (288, 1352220), (310, 1256256), (320, 1216998), (360, 1081776), (372, 1046880), (384, 1014165), (432, 901480), (465, 837504), (480, 811332), (496, 785160), (540, 721184), (558, 697920), (576, 676110), (620, 628128), (640, 608499), (720, 540888), (727, 535680), (744, 523440), (837, 465280), (864, 450740), (930, 418752), (960, 405666), (992, 392580), (1080, 360592), (1116, 348960), (1152, 338055), (1240, 314064), (1395, 279168), (1440, 270444), (1454, 267840), (1488, 261720), (1674, 232640), (1728, 225370), (1860, 209376), (1920, 202833), (1984, 196290), (2160, 180296), (2181, 178560), (2232, 174480), (2480, 157032), (2790, 139584), (2880, 135222), (2908, 133920), (2976, 130860), (3348, 116320), (3456, 112685), (3635, 107136), (3720, 104688), (3968, 98145), (4185, 93056), (4320, 90148), (4362, 89280), (4464, 87240), (4960, 78516), (5580, 69792), (5760, 67611), (5816, 66960), (5952, 65430), (6543, 59520), (6696, 58160), (7270, 53568), (7440, 52344), (8370, 46528), (8640, 45074), (8724, 44640), (8928, 43620), (9920, 39258), (10905, 35712), (11160, 34896), (11632, 33480), (11904, 32715), (13086, 29760), (13392, 29080), (14540, 26784), (14880, 26172), (16740, 23264), (17280, 22537), (17448, 22320), (17856, 21810), (19629, 19840)]