215105280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:207

約数の個数: 288

約数和(自身を含む): 769198080

約数和(自身を除く): 554092800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 93, 96, 104, 120, 124, 128, 130, 139, 155, 156, 160, 186, 192, 195, 208, 240, 248, 256, 260, 278, 310, 312, 320, 372, 384, 390, 403, 416, 417, 465, 480, 496, 520, 556, 620, 624, 640, 695, 744, 768, 780, 806, 832, 834, 930, 960, 992, 1040, 1112, 1209, 1240, 1248, 1280, 1390, 1488, 1560, 1612, 1664, 1668, 1807, 1860, 1920, 1984, 2015, 2080, 2085, 2224, 2418, 2480, 2496, 2780, 2976, 3120, 3224, 3328, 3336, 3614, 3720, 3840, 3968, 4030, 4160, 4170, 4309, 4448, 4836, 4960, 4992, 5421, 5560, 5952, 6045, 6240, 6448, 6672, 7228, 7440, 7936, 8060, 8320, 8340, 8618, 8896, 9035, 9672, 9920, 9984, 10842, 11120, 11904, 12090, 12480, 12896, 12927, 13344, 14456, 14880, 16120, 16640, 16680, 17236, 17792, 18070, 19344, 19840, 21545, 21684, 22240, 23808, 24180, 24960, 25792, 25854, 26688, 27105, 28912, 29760, 32240, 33360, 34472, 35584, 36140, 38688, 39680, 43090, 43368, 44480, 48360, 49920, 51584, 51708, 53376, 54210, 56017, 57824, 59520, 64480, 64635, 66720, 68944, 72280, 77376, 86180, 86736, 88960, 96720, 103168, 103416, 106752, 108420, 112034, 115648, 119040, 128960, 129270, 133440, 137888, 144560, 154752, 168051, 172360, 173472, 177920, 193440, 206832, 216840, 224068, 231296, 257920, 258540, 266880, 275776, 280085, 289120, 309504, 336102, 344720, 346944, 386880, 413664, 433680, 448136, 462592, 515840, 517080, 533760, 551552, 560170, 578240, 672204, 689440, 693888, 773760, 827328, 840255, 867360, 896272, 1034160, 1103104, 1120340, 1156480, 1344408, 1378880, 1387776, 1547520, 1654656, 1680510, 1734720, 1792544, 2068320, 2240680, 2312960, 2688816, 2757760, 3309312, 3361020, 3469440, 3585088, 4136640, 4481360, 5377632, 5515520, 6722040, 6938880, 7170176, 8273280, 8962720, 10755264, 13444080, 14340352, 16546560, 17925440, 21510528, 26888160, 35850880, 43021056, 53776320, 71701760, 107552640, 215105280]

約数ペア:

[(1, 215105280), (2, 107552640), (3, 71701760), (4, 53776320), (5, 43021056), (6, 35850880), (8, 26888160), (10, 21510528), (12, 17925440), (13, 16546560), (15, 14340352), (16, 13444080), (20, 10755264), (24, 8962720), (26, 8273280), (30, 7170176), (31, 6938880), (32, 6722040), (39, 5515520), (40, 5377632), (48, 4481360), (52, 4136640), (60, 3585088), (62, 3469440), (64, 3361020), (65, 3309312), (78, 2757760), (80, 2688816), (93, 2312960), (96, 2240680), (104, 2068320), (120, 1792544), (124, 1734720), (128, 1680510), (130, 1654656), (139, 1547520), (155, 1387776), (156, 1378880), (160, 1344408), (186, 1156480), (192, 1120340), (195, 1103104), (208, 1034160), (240, 896272), (248, 867360), (256, 840255), (260, 827328), (278, 773760), (310, 693888), (312, 689440), (320, 672204), (372, 578240), (384, 560170), (390, 551552), (403, 533760), (416, 517080), (417, 515840), (465, 462592), (480, 448136), (496, 433680), (520, 413664), (556, 386880), (620, 346944), (624, 344720), (640, 336102), (695, 309504), (744, 289120), (768, 280085), (780, 275776), (806, 266880), (832, 258540), (834, 257920), (930, 231296), (960, 224068), (992, 216840), (1040, 206832), (1112, 193440), (1209, 177920), (1240, 173472), (1248, 172360), (1280, 168051), (1390, 154752), (1488, 144560), (1560, 137888), (1612, 133440), (1664, 129270), (1668, 128960), (1807, 119040), (1860, 115648), (1920, 112034), (1984, 108420), (2015, 106752), (2080, 103416), (2085, 103168), (2224, 96720), (2418, 88960), (2480, 86736), (2496, 86180), (2780, 77376), (2976, 72280), (3120, 68944), (3224, 66720), (3328, 64635), (3336, 64480), (3614, 59520), (3720, 57824), (3840, 56017), (3968, 54210), (4030, 53376), (4160, 51708), (4170, 51584), (4309, 49920), (4448, 48360), (4836, 44480), (4960, 43368), (4992, 43090), (5421, 39680), (5560, 38688), (5952, 36140), (6045, 35584), (6240, 34472), (6448, 33360), (6672, 32240), (7228, 29760), (7440, 28912), (7936, 27105), (8060, 26688), (8320, 25854), (8340, 25792), (8618, 24960), (8896, 24180), (9035, 23808), (9672, 22240), (9920, 21684), (9984, 21545), (10842, 19840), (11120, 19344), (11904, 18070), (12090, 17792), (12480, 17236), (12896, 16680), (12927, 16640), (13344, 16120), (14456, 14880)]