19888280640

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{673}}^1$

素因数の和:1058

約数の個数: 336

約数和(自身を含む): 70932665856

約数和(自身を除く): 51044385216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 331, 360, 372, 465, 480, 496, 558, 576, 620, 662, 673, 720, 744, 930, 960, 992, 993, 1116, 1240, 1324, 1346, 1395, 1440, 1488, 1655, 1860, 1984, 1986, 2019, 2232, 2480, 2648, 2692, 2790, 2880, 2976, 2979, 3310, 3365, 3720, 3972, 4038, 4464, 4960, 4965, 5296, 5384, 5580, 5952, 5958, 6057, 6620, 6730, 7440, 7944, 8076, 8928, 9920, 9930, 10095, 10261, 10592, 10768, 11160, 11916, 12114, 13240, 13460, 14880, 14895, 15888, 16152, 17856, 19860, 20190, 20522, 20863, 21184, 21536, 22320, 23832, 24228, 26480, 26920, 29760, 29790, 30285, 30783, 31776, 32304, 39720, 40380, 41044, 41726, 43072, 44640, 47664, 48456, 51305, 52960, 53840, 59580, 60570, 61566, 62589, 63552, 64608, 79440, 80760, 82088, 83452, 89280, 92349, 95328, 96912, 102610, 104315, 105920, 107680, 119160, 121140, 123132, 125178, 129216, 153915, 158880, 161520, 164176, 166904, 184698, 187767, 190656, 193824, 205220, 208630, 215360, 222763, 238320, 242280, 246264, 250356, 307830, 312945, 317760, 323040, 328352, 333808, 369396, 375534, 387648, 410440, 417260, 445526, 461745, 476640, 484560, 492528, 500712, 615660, 625890, 646080, 656704, 667616, 668289, 738792, 751068, 820880, 834520, 891052, 923490, 938835, 953280, 969120, 985056, 1001424, 1113815, 1231320, 1251780, 1335232, 1336578, 1477584, 1502136, 1641760, 1669040, 1782104, 1846980, 1877670, 1938240, 1970112, 2002848, 2004867, 2227630, 2462640, 2503560, 2673156, 2955168, 3004272, 3283520, 3338080, 3341445, 3564208, 3693960, 3755340, 4005696, 4009734, 4455260, 4925280, 5007120, 5346312, 5910336, 6008544, 6676160, 6682890, 6905653, 7128416, 7387920, 7510680, 8019468, 8910520, 9850560, 10014240, 10024335, 10692624, 12017088, 13365780, 13811306, 14256832, 14775840, 15021360, 16038936, 17821040, 20028480, 20048670, 20716959, 21385248, 26731560, 27622612, 29551680, 30042720, 32077872, 34528265, 35642080, 40097340, 41433918, 42770496, 53463120, 55245224, 60085440, 62150877, 64155744, 69056530, 71284160, 80194680, 82867836, 103584795, 106926240, 110490448, 124301754, 128311488, 138113060, 160389360, 165735672, 207169590, 213852480, 220980896, 248603508, 276226120, 310754385, 320778720, 331471344, 414339180, 441961792, 497207016, 552452240, 621508770, 641557440, 662942688, 828678360, 994414032, 1104904480, 1243017540, 1325885376, 1657356720, 1988828064, 2209808960, 2486035080, 3314713440, 3977656128, 4972070160, 6629426880, 9944140320, 19888280640]

約数ペア:

[(1, 19888280640), (2, 9944140320), (3, 6629426880), (4, 4972070160), (5, 3977656128), (6, 3314713440), (8, 2486035080), (9, 2209808960), (10, 1988828064), (12, 1657356720), (15, 1325885376), (16, 1243017540), (18, 1104904480), (20, 994414032), (24, 828678360), (30, 662942688), (31, 641557440), (32, 621508770), (36, 552452240), (40, 497207016), (45, 441961792), (48, 414339180), (60, 331471344), (62, 320778720), (64, 310754385), (72, 276226120), (80, 248603508), (90, 220980896), (93, 213852480), (96, 207169590), (120, 165735672), (124, 160389360), (144, 138113060), (155, 128311488), (160, 124301754), (180, 110490448), (186, 106926240), (192, 103584795), (240, 82867836), (248, 80194680), (279, 71284160), (288, 69056530), (310, 64155744), (320, 62150877), (331, 60085440), (360, 55245224), (372, 53463120), (465, 42770496), (480, 41433918), (496, 40097340), (558, 35642080), (576, 34528265), (620, 32077872), (662, 30042720), (673, 29551680), (720, 27622612), (744, 26731560), (930, 21385248), (960, 20716959), (992, 20048670), (993, 20028480), (1116, 17821040), (1240, 16038936), (1324, 15021360), (1346, 14775840), (1395, 14256832), (1440, 13811306), (1488, 13365780), (1655, 12017088), (1860, 10692624), (1984, 10024335), (1986, 10014240), (2019, 9850560), (2232, 8910520), (2480, 8019468), (2648, 7510680), (2692, 7387920), (2790, 7128416), (2880, 6905653), (2976, 6682890), (2979, 6676160), (3310, 6008544), (3365, 5910336), (3720, 5346312), (3972, 5007120), (4038, 4925280), (4464, 4455260), (4960, 4009734), (4965, 4005696), (5296, 3755340), (5384, 3693960), (5580, 3564208), (5952, 3341445), (5958, 3338080), (6057, 3283520), (6620, 3004272), (6730, 2955168), (7440, 2673156), (7944, 2503560), (8076, 2462640), (8928, 2227630), (9920, 2004867), (9930, 2002848), (10095, 1970112), (10261, 1938240), (10592, 1877670), (10768, 1846980), (11160, 1782104), (11916, 1669040), (12114, 1641760), (13240, 1502136), (13460, 1477584), (14880, 1336578), (14895, 1335232), (15888, 1251780), (16152, 1231320), (17856, 1113815), (19860, 1001424), (20190, 985056), (20522, 969120), (20863, 953280), (21184, 938835), (21536, 923490), (22320, 891052), (23832, 834520), (24228, 820880), (26480, 751068), (26920, 738792), (29760, 668289), (29790, 667616), (30285, 656704), (30783, 646080), (31776, 625890), (32304, 615660), (39720, 500712), (40380, 492528), (41044, 484560), (41726, 476640), (43072, 461745), (44640, 445526), (47664, 417260), (48456, 410440), (51305, 387648), (52960, 375534), (53840, 369396), (59580, 333808), (60570, 328352), (61566, 323040), (62589, 317760), (63552, 312945), (64608, 307830), (79440, 250356), (80760, 246264), (82088, 242280), (83452, 238320), (89280, 222763), (92349, 215360), (95328, 208630), (96912, 205220), (102610, 193824), (104315, 190656), (105920, 187767), (107680, 184698), (119160, 166904), (121140, 164176), (123132, 161520), (125178, 158880), (129216, 153915)]