1221742080

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4079}}^1$

素因数の和:4121

約数の個数: 240

約数和(自身を含む): 4557833280

約数和(自身を除く): 3336091200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 512, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1040, 1152, 1170, 1248, 1280, 1440, 1536, 1560, 1664, 1872, 1920, 2080, 2304, 2340, 2496, 2560, 2880, 3120, 3328, 3744, 3840, 4079, 4160, 4608, 4680, 4992, 5760, 6240, 6656, 7488, 7680, 8158, 8320, 9360, 9984, 11520, 12237, 12480, 14976, 16316, 16640, 18720, 19968, 20395, 23040, 24474, 24960, 29952, 32632, 33280, 36711, 37440, 40790, 48948, 49920, 53027, 59904, 61185, 65264, 73422, 74880, 81580, 97896, 99840, 106054, 122370, 130528, 146844, 149760, 159081, 163160, 183555, 195792, 212108, 244740, 261056, 265135, 293688, 299520, 318162, 326320, 367110, 391584, 424216, 477243, 489480, 522112, 530270, 587376, 636324, 652640, 734220, 783168, 795405, 848432, 954486, 978960, 1044224, 1060540, 1174752, 1272648, 1305280, 1468440, 1566336, 1590810, 1696864, 1908972, 1957920, 2088448, 2121080, 2349504, 2386215, 2545296, 2610560, 2936880, 3132672, 3181620, 3393728, 3817944, 3915840, 4242160, 4699008, 4772430, 5090592, 5221120, 5873760, 6265344, 6363240, 6787456, 7635888, 7831680, 8484320, 9398016, 9544860, 10181184, 10442240, 11747520, 12726480, 13574912, 15271776, 15663360, 16968640, 18796032, 19089720, 20362368, 23495040, 25452960, 27149824, 30543552, 31326720, 33937280, 38179440, 40724736, 46990080, 50905920, 61087104, 67874560, 76358880, 81449472, 93980160, 101811840, 122174208, 135749120, 152717760, 203623680, 244348416, 305435520, 407247360, 610871040, 1221742080]

約数ペア:

[(1, 1221742080), (2, 610871040), (3, 407247360), (4, 305435520), (5, 244348416), (6, 203623680), (8, 152717760), (9, 135749120), (10, 122174208), (12, 101811840), (13, 93980160), (15, 81449472), (16, 76358880), (18, 67874560), (20, 61087104), (24, 50905920), (26, 46990080), (30, 40724736), (32, 38179440), (36, 33937280), (39, 31326720), (40, 30543552), (45, 27149824), (48, 25452960), (52, 23495040), (60, 20362368), (64, 19089720), (65, 18796032), (72, 16968640), (78, 15663360), (80, 15271776), (90, 13574912), (96, 12726480), (104, 11747520), (117, 10442240), (120, 10181184), (128, 9544860), (130, 9398016), (144, 8484320), (156, 7831680), (160, 7635888), (180, 6787456), (192, 6363240), (195, 6265344), (208, 5873760), (234, 5221120), (240, 5090592), (256, 4772430), (260, 4699008), (288, 4242160), (312, 3915840), (320, 3817944), (360, 3393728), (384, 3181620), (390, 3132672), (416, 2936880), (468, 2610560), (480, 2545296), (512, 2386215), (520, 2349504), (576, 2121080), (585, 2088448), (624, 1957920), (640, 1908972), (720, 1696864), (768, 1590810), (780, 1566336), (832, 1468440), (936, 1305280), (960, 1272648), (1040, 1174752), (1152, 1060540), (1170, 1044224), (1248, 978960), (1280, 954486), (1440, 848432), (1536, 795405), (1560, 783168), (1664, 734220), (1872, 652640), (1920, 636324), (2080, 587376), (2304, 530270), (2340, 522112), (2496, 489480), (2560, 477243), (2880, 424216), (3120, 391584), (3328, 367110), (3744, 326320), (3840, 318162), (4079, 299520), (4160, 293688), (4608, 265135), (4680, 261056), (4992, 244740), (5760, 212108), (6240, 195792), (6656, 183555), (7488, 163160), (7680, 159081), (8158, 149760), (8320, 146844), (9360, 130528), (9984, 122370), (11520, 106054), (12237, 99840), (12480, 97896), (14976, 81580), (16316, 74880), (16640, 73422), (18720, 65264), (19968, 61185), (20395, 59904), (23040, 53027), (24474, 49920), (24960, 48948), (29952, 40790), (32632, 37440), (33280, 36711)]