21262136040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{1297}}^1$

素因数の和:1713

約数の個数: 256

約数和(自身を含む): 72783532800

約数和(自身を除く): 51521396760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 86, 90, 108, 120, 129, 135, 172, 180, 215, 216, 258, 270, 344, 353, 360, 387, 430, 516, 540, 645, 706, 774, 860, 1032, 1059, 1080, 1161, 1290, 1297, 1412, 1548, 1720, 1765, 1935, 2118, 2322, 2580, 2594, 2824, 3096, 3177, 3530, 3870, 3891, 4236, 4644, 5160, 5188, 5295, 5805, 6354, 6485, 7060, 7740, 7782, 8472, 9288, 9531, 10376, 10590, 11610, 11673, 12708, 12970, 14120, 15179, 15480, 15564, 15885, 19062, 19455, 21180, 23220, 23346, 25416, 25940, 30358, 31128, 31770, 35019, 38124, 38910, 42360, 45537, 46440, 46692, 47655, 51880, 55771, 58365, 60716, 63540, 70038, 75895, 76248, 77820, 91074, 93384, 95310, 111542, 116730, 121432, 127080, 136611, 140076, 151790, 155640, 167313, 175095, 182148, 190620, 223084, 227685, 233460, 273222, 278855, 280152, 303580, 334626, 350190, 364296, 381240, 409833, 446168, 455370, 457841, 466920, 501939, 546444, 557710, 607160, 669252, 683055, 700380, 819666, 836565, 910740, 915682, 1003878, 1092888, 1115420, 1338504, 1366110, 1373523, 1400760, 1505817, 1639332, 1673130, 1821480, 1831364, 2007756, 2049165, 2230840, 2289205, 2509695, 2732220, 2747046, 3011634, 3278664, 3346260, 3662728, 4015512, 4098330, 4120569, 4578410, 5019390, 5464440, 5494092, 6023268, 6692520, 6867615, 7529085, 8196660, 8241138, 9156820, 10038780, 10988184, 12046536, 12361707, 13735230, 15058170, 16393320, 16482276, 18313640, 19687163, 20077560, 20602845, 24723414, 27470460, 30116340, 32964552, 39374326, 41205690, 49446828, 54940920, 59061489, 60232680, 61808535, 78748652, 82411380, 98435815, 98893656, 118122978, 123617070, 157497304, 164822760, 177184467, 196871630, 236245956, 247234140, 295307445, 354368934, 393743260, 472491912, 494468280, 531553401, 590614890, 708737868, 787486520, 885922335, 1063106802, 1181229780, 1417475736, 1771844670, 2126213604, 2362459560, 2657767005, 3543689340, 4252427208, 5315534010, 7087378680, 10631068020, 21262136040]

約数ペア:

[(1, 21262136040), (2, 10631068020), (3, 7087378680), (4, 5315534010), (5, 4252427208), (6, 3543689340), (8, 2657767005), (9, 2362459560), (10, 2126213604), (12, 1771844670), (15, 1417475736), (18, 1181229780), (20, 1063106802), (24, 885922335), (27, 787486520), (30, 708737868), (36, 590614890), (40, 531553401), (43, 494468280), (45, 472491912), (54, 393743260), (60, 354368934), (72, 295307445), (86, 247234140), (90, 236245956), (108, 196871630), (120, 177184467), (129, 164822760), (135, 157497304), (172, 123617070), (180, 118122978), (215, 98893656), (216, 98435815), (258, 82411380), (270, 78748652), (344, 61808535), (353, 60232680), (360, 59061489), (387, 54940920), (430, 49446828), (516, 41205690), (540, 39374326), (645, 32964552), (706, 30116340), (774, 27470460), (860, 24723414), (1032, 20602845), (1059, 20077560), (1080, 19687163), (1161, 18313640), (1290, 16482276), (1297, 16393320), (1412, 15058170), (1548, 13735230), (1720, 12361707), (1765, 12046536), (1935, 10988184), (2118, 10038780), (2322, 9156820), (2580, 8241138), (2594, 8196660), (2824, 7529085), (3096, 6867615), (3177, 6692520), (3530, 6023268), (3870, 5494092), (3891, 5464440), (4236, 5019390), (4644, 4578410), (5160, 4120569), (5188, 4098330), (5295, 4015512), (5805, 3662728), (6354, 3346260), (6485, 3278664), (7060, 3011634), (7740, 2747046), (7782, 2732220), (8472, 2509695), (9288, 2289205), (9531, 2230840), (10376, 2049165), (10590, 2007756), (11610, 1831364), (11673, 1821480), (12708, 1673130), (12970, 1639332), (14120, 1505817), (15179, 1400760), (15480, 1373523), (15564, 1366110), (15885, 1338504), (19062, 1115420), (19455, 1092888), (21180, 1003878), (23220, 915682), (23346, 910740), (25416, 836565), (25940, 819666), (30358, 700380), (31128, 683055), (31770, 669252), (35019, 607160), (38124, 557710), (38910, 546444), (42360, 501939), (45537, 466920), (46440, 457841), (46692, 455370), (47655, 446168), (51880, 409833), (55771, 381240), (58365, 364296), (60716, 350190), (63540, 334626), (70038, 303580), (75895, 280152), (76248, 278855), (77820, 273222), (91074, 233460), (93384, 227685), (95310, 223084), (111542, 190620), (116730, 182148), (121432, 175095), (127080, 167313), (136611, 155640), (140076, 151790)]