20218191360

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:609

約数の個数: 320

約数和(自身を含む): 66490744320

約数和(自身を除く): 46272552960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 103, 120, 122, 128, 160, 183, 192, 206, 240, 244, 256, 305, 309, 320, 366, 384, 412, 419, 480, 488, 512, 515, 610, 618, 640, 732, 768, 824, 838, 915, 960, 976, 1030, 1220, 1236, 1257, 1280, 1464, 1536, 1545, 1648, 1676, 1830, 1920, 1952, 2060, 2095, 2440, 2472, 2514, 2560, 2928, 3090, 3296, 3352, 3660, 3840, 3904, 4120, 4190, 4880, 4944, 5028, 5856, 6180, 6283, 6285, 6592, 6704, 7320, 7680, 7808, 8240, 8380, 9760, 9888, 10056, 11712, 12360, 12566, 12570, 13184, 13408, 14640, 15616, 16480, 16760, 18849, 19520, 19776, 20112, 23424, 24720, 25132, 25140, 25559, 26368, 26816, 29280, 31232, 31415, 32960, 33520, 37698, 39040, 39552, 40224, 43157, 46848, 49440, 50264, 50280, 51118, 52736, 53632, 58560, 62830, 65920, 67040, 75396, 76677, 78080, 79104, 80448, 86314, 93696, 94245, 98880, 100528, 100560, 102236, 107264, 117120, 125660, 127795, 129471, 131840, 134080, 150792, 153354, 156160, 158208, 160896, 172628, 188490, 197760, 201056, 201120, 204472, 214528, 215785, 234240, 251320, 255590, 258942, 263680, 268160, 301584, 306708, 321792, 345256, 376980, 383385, 395520, 402112, 402240, 408944, 431570, 468480, 502640, 511180, 517884, 536320, 603168, 613416, 643584, 647355, 690512, 753960, 766770, 791040, 804224, 804480, 817888, 863140, 1005280, 1022360, 1035768, 1072640, 1206336, 1226832, 1294710, 1381024, 1507920, 1533540, 1608448, 1608960, 1635776, 1726280, 2010560, 2044720, 2071536, 2412672, 2453664, 2589420, 2632577, 2762048, 3015840, 3067080, 3216896, 3217920, 3271552, 3452560, 4021120, 4089440, 4143072, 4825344, 4907328, 5178840, 5265154, 5524096, 6031680, 6134160, 6543104, 6905120, 7897731, 8042240, 8178880, 8286144, 9650688, 9814656, 10357680, 10530308, 11048192, 12063360, 12268320, 13086208, 13162885, 13810240, 15795462, 16084480, 16357760, 16572288, 19629312, 20715360, 21060616, 22096384, 24126720, 24536640, 26325770, 27620480, 31590924, 32715520, 33144576, 39258624, 39488655, 41430720, 42121232, 48253440, 49073280, 52651540, 55240960, 63181848, 65431040, 66289152, 78977310, 82861440, 84242464, 98146560, 105303080, 110481920, 126363696, 157954620, 165722880, 168484928, 196293120, 210606160, 252727392, 315909240, 331445760, 336969856, 421212320, 505454784, 631818480, 673939712, 842424640, 1010909568, 1263636960, 1347879424, 1684849280, 2021819136, 2527273920, 3369698560, 4043638272, 5054547840, 6739397120, 10109095680, 20218191360]

約数ペア:

[(1, 20218191360), (2, 10109095680), (3, 6739397120), (4, 5054547840), (5, 4043638272), (6, 3369698560), (8, 2527273920), (10, 2021819136), (12, 1684849280), (15, 1347879424), (16, 1263636960), (20, 1010909568), (24, 842424640), (30, 673939712), (32, 631818480), (40, 505454784), (48, 421212320), (60, 336969856), (61, 331445760), (64, 315909240), (80, 252727392), (96, 210606160), (103, 196293120), (120, 168484928), (122, 165722880), (128, 157954620), (160, 126363696), (183, 110481920), (192, 105303080), (206, 98146560), (240, 84242464), (244, 82861440), (256, 78977310), (305, 66289152), (309, 65431040), (320, 63181848), (366, 55240960), (384, 52651540), (412, 49073280), (419, 48253440), (480, 42121232), (488, 41430720), (512, 39488655), (515, 39258624), (610, 33144576), (618, 32715520), (640, 31590924), (732, 27620480), (768, 26325770), (824, 24536640), (838, 24126720), (915, 22096384), (960, 21060616), (976, 20715360), (1030, 19629312), (1220, 16572288), (1236, 16357760), (1257, 16084480), (1280, 15795462), (1464, 13810240), (1536, 13162885), (1545, 13086208), (1648, 12268320), (1676, 12063360), (1830, 11048192), (1920, 10530308), (1952, 10357680), (2060, 9814656), (2095, 9650688), (2440, 8286144), (2472, 8178880), (2514, 8042240), (2560, 7897731), (2928, 6905120), (3090, 6543104), (3296, 6134160), (3352, 6031680), (3660, 5524096), (3840, 5265154), (3904, 5178840), (4120, 4907328), (4190, 4825344), (4880, 4143072), (4944, 4089440), (5028, 4021120), (5856, 3452560), (6180, 3271552), (6283, 3217920), (6285, 3216896), (6592, 3067080), (6704, 3015840), (7320, 2762048), (7680, 2632577), (7808, 2589420), (8240, 2453664), (8380, 2412672), (9760, 2071536), (9888, 2044720), (10056, 2010560), (11712, 1726280), (12360, 1635776), (12566, 1608960), (12570, 1608448), (13184, 1533540), (13408, 1507920), (14640, 1381024), (15616, 1294710), (16480, 1226832), (16760, 1206336), (18849, 1072640), (19520, 1035768), (19776, 1022360), (20112, 1005280), (23424, 863140), (24720, 817888), (25132, 804480), (25140, 804224), (25559, 791040), (26368, 766770), (26816, 753960), (29280, 690512), (31232, 647355), (31415, 643584), (32960, 613416), (33520, 603168), (37698, 536320), (39040, 517884), (39552, 511180), (40224, 502640), (43157, 468480), (46848, 431570), (49440, 408944), (50264, 402240), (50280, 402112), (51118, 395520), (52736, 383385), (53632, 376980), (58560, 345256), (62830, 321792), (65920, 306708), (67040, 301584), (75396, 268160), (76677, 263680), (78080, 258942), (79104, 255590), (80448, 251320), (86314, 234240), (93696, 215785), (94245, 214528), (98880, 204472), (100528, 201120), (100560, 201056), (102236, 197760), (107264, 188490), (117120, 172628), (125660, 160896), (127795, 158208), (129471, 156160), (131840, 153354), (134080, 150792)]