240462720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{383}}^1$

素因数の和:517

約数の個数: 192

約数和(自身を含む): 840153600

約数和(自身を除く): 599690880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 109, 120, 128, 144, 160, 180, 192, 218, 240, 288, 320, 327, 360, 383, 384, 436, 480, 545, 576, 640, 654, 720, 766, 872, 960, 981, 1090, 1149, 1152, 1308, 1440, 1532, 1635, 1744, 1915, 1920, 1962, 2180, 2298, 2616, 2880, 3064, 3270, 3447, 3488, 3830, 3924, 4360, 4596, 4905, 5232, 5745, 5760, 6128, 6540, 6894, 6976, 7660, 7848, 8720, 9192, 9810, 10464, 11490, 12256, 13080, 13788, 13952, 15320, 15696, 17235, 17440, 18384, 19620, 20928, 22980, 24512, 26160, 27576, 30640, 31392, 34470, 34880, 36768, 39240, 41747, 41856, 45960, 49024, 52320, 55152, 61280, 62784, 68940, 69760, 73536, 78480, 83494, 91920, 104640, 110304, 122560, 125241, 125568, 137880, 147072, 156960, 166988, 183840, 208735, 209280, 220608, 245120, 250482, 275760, 313920, 333976, 367680, 375723, 417470, 441216, 500964, 551520, 626205, 627840, 667952, 735360, 751446, 834940, 1001928, 1103040, 1252410, 1335904, 1502892, 1669880, 1878615, 2003856, 2206080, 2504820, 2671808, 3005784, 3339760, 3757230, 4007712, 5009640, 5343616, 6011568, 6679520, 7514460, 8015424, 10019280, 12023136, 13359040, 15028920, 16030848, 20038560, 24046272, 26718080, 30057840, 40077120, 48092544, 60115680, 80154240, 120231360, 240462720]

約数ペア:

[(1, 240462720), (2, 120231360), (3, 80154240), (4, 60115680), (5, 48092544), (6, 40077120), (8, 30057840), (9, 26718080), (10, 24046272), (12, 20038560), (15, 16030848), (16, 15028920), (18, 13359040), (20, 12023136), (24, 10019280), (30, 8015424), (32, 7514460), (36, 6679520), (40, 6011568), (45, 5343616), (48, 5009640), (60, 4007712), (64, 3757230), (72, 3339760), (80, 3005784), (90, 2671808), (96, 2504820), (109, 2206080), (120, 2003856), (128, 1878615), (144, 1669880), (160, 1502892), (180, 1335904), (192, 1252410), (218, 1103040), (240, 1001928), (288, 834940), (320, 751446), (327, 735360), (360, 667952), (383, 627840), (384, 626205), (436, 551520), (480, 500964), (545, 441216), (576, 417470), (640, 375723), (654, 367680), (720, 333976), (766, 313920), (872, 275760), (960, 250482), (981, 245120), (1090, 220608), (1149, 209280), (1152, 208735), (1308, 183840), (1440, 166988), (1532, 156960), (1635, 147072), (1744, 137880), (1915, 125568), (1920, 125241), (1962, 122560), (2180, 110304), (2298, 104640), (2616, 91920), (2880, 83494), (3064, 78480), (3270, 73536), (3447, 69760), (3488, 68940), (3830, 62784), (3924, 61280), (4360, 55152), (4596, 52320), (4905, 49024), (5232, 45960), (5745, 41856), (5760, 41747), (6128, 39240), (6540, 36768), (6894, 34880), (6976, 34470), (7660, 31392), (7848, 30640), (8720, 27576), (9192, 26160), (9810, 24512), (10464, 22980), (11490, 20928), (12256, 19620), (13080, 18384), (13788, 17440), (13952, 17235), (15320, 15696)]