12947354280

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{81553}}^1$

素因数の和:81590

約数の個数: 240

約数和(自身を含む): 50623014420

約数和(自身を除く): 37675660140

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 441, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 840, 882, 945, 980, 1080, 1134, 1176, 1260, 1323, 1470, 1512, 1620, 1764, 1890, 1960, 2205, 2268, 2520, 2646, 2835, 2940, 3240, 3528, 3780, 3969, 4410, 4536, 5292, 5670, 5880, 6615, 7560, 7938, 8820, 10584, 11340, 13230, 15876, 17640, 19845, 22680, 26460, 31752, 39690, 52920, 79380, 81553, 158760, 163106, 244659, 326212, 407765, 489318, 570871, 652424, 733977, 815530, 978636, 1141742, 1223295, 1467954, 1631060, 1712613, 1957272, 2201931, 2283484, 2446590, 2854355, 2935908, 3262120, 3425226, 3669885, 3996097, 4403862, 4566968, 4893180, 5137839, 5708710, 5871816, 6605793, 6850452, 7339770, 7992194, 8563065, 8807724, 9786360, 10275678, 11009655, 11417420, 11988291, 13211586, 13700904, 14679540, 15413517, 15984388, 17126130, 17615448, 19980485, 20551356, 22019310, 22834840, 23976582, 25689195, 26423172, 29359080, 30827034, 31968776, 33028965, 34252260, 35964873, 39960970, 41102712, 44038620, 46240551, 47953164, 51378390, 52846344, 59941455, 61654068, 66057930, 68504520, 71929746, 77067585, 79921940, 88077240, 92481102, 95906328, 102756780, 107894619, 119882910, 123308136, 132115860, 143859492, 154135170, 159843880, 179824365, 184962204, 205513560, 215789238, 231202755, 239765820, 264231720, 287718984, 308270340, 323683857, 359648730, 369924408, 431578476, 462405510, 479531640, 539473095, 616540680, 647367714, 719297460, 863156952, 924811020, 1078946190, 1294735428, 1438594920, 1618419285, 1849622040, 2157892380, 2589470856, 3236838570, 4315784760, 6473677140, 12947354280]

約数ペア:

[(1, 12947354280), (2, 6473677140), (3, 4315784760), (4, 3236838570), (5, 2589470856), (6, 2157892380), (7, 1849622040), (8, 1618419285), (9, 1438594920), (10, 1294735428), (12, 1078946190), (14, 924811020), (15, 863156952), (18, 719297460), (20, 647367714), (21, 616540680), (24, 539473095), (27, 479531640), (28, 462405510), (30, 431578476), (35, 369924408), (36, 359648730), (40, 323683857), (42, 308270340), (45, 287718984), (49, 264231720), (54, 239765820), (56, 231202755), (60, 215789238), (63, 205513560), (70, 184962204), (72, 179824365), (81, 159843880), (84, 154135170), (90, 143859492), (98, 132115860), (105, 123308136), (108, 119882910), (120, 107894619), (126, 102756780), (135, 95906328), (140, 92481102), (147, 88077240), (162, 79921940), (168, 77067585), (180, 71929746), (189, 68504520), (196, 66057930), (210, 61654068), (216, 59941455), (245, 52846344), (252, 51378390), (270, 47953164), (280, 46240551), (294, 44038620), (315, 41102712), (324, 39960970), (360, 35964873), (378, 34252260), (392, 33028965), (405, 31968776), (420, 30827034), (441, 29359080), (490, 26423172), (504, 25689195), (540, 23976582), (567, 22834840), (588, 22019310), (630, 20551356), (648, 19980485), (735, 17615448), (756, 17126130), (810, 15984388), (840, 15413517), (882, 14679540), (945, 13700904), (980, 13211586), (1080, 11988291), (1134, 11417420), (1176, 11009655), (1260, 10275678), (1323, 9786360), (1470, 8807724), (1512, 8563065), (1620, 7992194), (1764, 7339770), (1890, 6850452), (1960, 6605793), (2205, 5871816), (2268, 5708710), (2520, 5137839), (2646, 4893180), (2835, 4566968), (2940, 4403862), (3240, 3996097), (3528, 3669885), (3780, 3425226), (3969, 3262120), (4410, 2935908), (4536, 2854355), (5292, 2446590), (5670, 2283484), (5880, 2201931), (6615, 1957272), (7560, 1712613), (7938, 1631060), (8820, 1467954), (10584, 1223295), (11340, 1141742), (13230, 978636), (15876, 815530), (17640, 733977), (19845, 652424), (22680, 570871), (26460, 489318), (31752, 407765), (39690, 326212), (52920, 244659), (79380, 163106), (81553, 158760)]