21906452880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{26297}}^1$

素因数の和:26418

約数の個数: 240

約数和(自身を含む): 80121590640

約数和(自身を除く): 58215137760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 89, 90, 104, 117, 120, 130, 144, 156, 178, 180, 195, 208, 234, 240, 260, 267, 312, 356, 360, 390, 445, 468, 520, 534, 585, 624, 712, 720, 780, 801, 890, 936, 1040, 1068, 1157, 1170, 1335, 1424, 1560, 1602, 1780, 1872, 2136, 2314, 2340, 2670, 3120, 3204, 3471, 3560, 4005, 4272, 4628, 4680, 5340, 5785, 6408, 6942, 7120, 8010, 9256, 9360, 10413, 10680, 11570, 12816, 13884, 16020, 17355, 18512, 20826, 21360, 23140, 26297, 27768, 32040, 34710, 41652, 46280, 52065, 52594, 55536, 64080, 69420, 78891, 83304, 92560, 104130, 105188, 131485, 138840, 157782, 166608, 208260, 210376, 236673, 262970, 277680, 315564, 341861, 394455, 416520, 420752, 473346, 525940, 631128, 683722, 788910, 833040, 946692, 1025583, 1051880, 1183365, 1262256, 1367444, 1577820, 1709305, 1893384, 2051166, 2103760, 2340433, 2366730, 2734888, 3076749, 3155640, 3418610, 3786768, 4102332, 4680866, 4733460, 5127915, 5469776, 6153498, 6311280, 6837220, 7021299, 8204664, 9361732, 9466920, 10255830, 11702165, 12306996, 13674440, 14042598, 15383745, 16409328, 18723464, 18933840, 20511660, 21063897, 23404330, 24613992, 27348880, 28085196, 30425629, 30767490, 35106495, 37446928, 41023320, 42127794, 46808660, 49227984, 56170392, 60851258, 61534980, 70212990, 82046640, 84255588, 91276887, 93617320, 105319485, 112340784, 121702516, 123069960, 140425980, 152128145, 168511176, 182553774, 187234640, 210638970, 243405032, 246139920, 273830661, 280851960, 304256290, 337022352, 365107548, 421277940, 456384435, 486810064, 547661322, 561703920, 608512580, 730215096, 842555880, 912768870, 1095322644, 1217025160, 1369153305, 1460430192, 1685111760, 1825537740, 2190645288, 2434050320, 2738306610, 3651075480, 4381290576, 5476613220, 7302150960, 10953226440, 21906452880]

約数ペア:

[(1, 21906452880), (2, 10953226440), (3, 7302150960), (4, 5476613220), (5, 4381290576), (6, 3651075480), (8, 2738306610), (9, 2434050320), (10, 2190645288), (12, 1825537740), (13, 1685111760), (15, 1460430192), (16, 1369153305), (18, 1217025160), (20, 1095322644), (24, 912768870), (26, 842555880), (30, 730215096), (36, 608512580), (39, 561703920), (40, 547661322), (45, 486810064), (48, 456384435), (52, 421277940), (60, 365107548), (65, 337022352), (72, 304256290), (78, 280851960), (80, 273830661), (89, 246139920), (90, 243405032), (104, 210638970), (117, 187234640), (120, 182553774), (130, 168511176), (144, 152128145), (156, 140425980), (178, 123069960), (180, 121702516), (195, 112340784), (208, 105319485), (234, 93617320), (240, 91276887), (260, 84255588), (267, 82046640), (312, 70212990), (356, 61534980), (360, 60851258), (390, 56170392), (445, 49227984), (468, 46808660), (520, 42127794), (534, 41023320), (585, 37446928), (624, 35106495), (712, 30767490), (720, 30425629), (780, 28085196), (801, 27348880), (890, 24613992), (936, 23404330), (1040, 21063897), (1068, 20511660), (1157, 18933840), (1170, 18723464), (1335, 16409328), (1424, 15383745), (1560, 14042598), (1602, 13674440), (1780, 12306996), (1872, 11702165), (2136, 10255830), (2314, 9466920), (2340, 9361732), (2670, 8204664), (3120, 7021299), (3204, 6837220), (3471, 6311280), (3560, 6153498), (4005, 5469776), (4272, 5127915), (4628, 4733460), (4680, 4680866), (5340, 4102332), (5785, 3786768), (6408, 3418610), (6942, 3155640), (7120, 3076749), (8010, 2734888), (9256, 2366730), (9360, 2340433), (10413, 2103760), (10680, 2051166), (11570, 1893384), (12816, 1709305), (13884, 1577820), (16020, 1367444), (17355, 1262256), (18512, 1183365), (20826, 1051880), (21360, 1025583), (23140, 946692), (26297, 833040), (27768, 788910), (32040, 683722), (34710, 631128), (41652, 525940), (46280, 473346), (52065, 420752), (52594, 416520), (55536, 394455), (64080, 341861), (69420, 315564), (78891, 277680), (83304, 262970), (92560, 236673), (104130, 210376), (105188, 208260), (131485, 166608), (138840, 157782)]