21492647280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{37643}}^1$

素因数の和:37736

約数の個数: 240

約数和(自身を含む): 79008130656

約数和(自身を除く): 57515483376

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, 61, 65, 72, 78, 80, 90, 104, 117, 120, 122, 130, 144, 156, 180, 183, 195, 208, 234, 240, 244, 260, 305, 312, 360, 366, 390, 468, 488, 520, 549, 585, 610, 624, 720, 732, 780, 793, 915, 936, 976, 1040, 1098, 1170, 1220, 1464, 1560, 1586, 1830, 1872, 2196, 2340, 2379, 2440, 2745, 2928, 3120, 3172, 3660, 3965, 4392, 4680, 4758, 4880, 5490, 6344, 7137, 7320, 7930, 8784, 9360, 9516, 10980, 11895, 12688, 14274, 14640, 15860, 19032, 21960, 23790, 28548, 31720, 35685, 37643, 38064, 43920, 47580, 57096, 63440, 71370, 75286, 95160, 112929, 114192, 142740, 150572, 188215, 190320, 225858, 285480, 301144, 338787, 376430, 451716, 489359, 564645, 570960, 602288, 677574, 752860, 903432, 978718, 1129290, 1355148, 1468077, 1505720, 1693935, 1806864, 1957436, 2258580, 2296223, 2446795, 2710296, 2936154, 3011440, 3387870, 3914872, 4404231, 4517160, 4592446, 4893590, 5420592, 5872308, 6775740, 6888669, 7340385, 7829744, 8808462, 9034320, 9184892, 9787180, 11481115, 11744616, 13551480, 13777338, 14680770, 17616924, 18369784, 19574360, 20666007, 22021155, 22962230, 23489232, 27102960, 27554676, 29361540, 29850899, 34443345, 35233848, 36739568, 39148720, 41332014, 44042310, 45924460, 55109352, 58723080, 59701798, 68886690, 70467696, 82664028, 88084620, 89552697, 91848920, 103330035, 110218704, 117446160, 119403596, 137773380, 149254495, 165328056, 176169240, 179105394, 183697840, 206660070, 238807192, 268658091, 275546760, 298508990, 330656112, 352338480, 358210788, 413320140, 447763485, 477614384, 537316182, 551093520, 597017980, 716421576, 826640280, 895526970, 1074632364, 1194035960, 1343290455, 1432843152, 1653280560, 1791053940, 2149264728, 2388071920, 2686580910, 3582107880, 4298529456, 5373161820, 7164215760, 10746323640, 21492647280]

約数ペア:

[(1, 21492647280), (2, 10746323640), (3, 7164215760), (4, 5373161820), (5, 4298529456), (6, 3582107880), (8, 2686580910), (9, 2388071920), (10, 2149264728), (12, 1791053940), (13, 1653280560), (15, 1432843152), (16, 1343290455), (18, 1194035960), (20, 1074632364), (24, 895526970), (26, 826640280), (30, 716421576), (36, 597017980), (39, 551093520), (40, 537316182), (45, 477614384), (48, 447763485), (52, 413320140), (60, 358210788), (61, 352338480), (65, 330656112), (72, 298508990), (78, 275546760), (80, 268658091), (90, 238807192), (104, 206660070), (117, 183697840), (120, 179105394), (122, 176169240), (130, 165328056), (144, 149254495), (156, 137773380), (180, 119403596), (183, 117446160), (195, 110218704), (208, 103330035), (234, 91848920), (240, 89552697), (244, 88084620), (260, 82664028), (305, 70467696), (312, 68886690), (360, 59701798), (366, 58723080), (390, 55109352), (468, 45924460), (488, 44042310), (520, 41332014), (549, 39148720), (585, 36739568), (610, 35233848), (624, 34443345), (720, 29850899), (732, 29361540), (780, 27554676), (793, 27102960), (915, 23489232), (936, 22962230), (976, 22021155), (1040, 20666007), (1098, 19574360), (1170, 18369784), (1220, 17616924), (1464, 14680770), (1560, 13777338), (1586, 13551480), (1830, 11744616), (1872, 11481115), (2196, 9787180), (2340, 9184892), (2379, 9034320), (2440, 8808462), (2745, 7829744), (2928, 7340385), (3120, 6888669), (3172, 6775740), (3660, 5872308), (3965, 5420592), (4392, 4893590), (4680, 4592446), (4758, 4517160), (4880, 4404231), (5490, 3914872), (6344, 3387870), (7137, 3011440), (7320, 2936154), (7930, 2710296), (8784, 2446795), (9360, 2296223), (9516, 2258580), (10980, 1957436), (11895, 1806864), (12688, 1693935), (14274, 1505720), (14640, 1468077), (15860, 1355148), (19032, 1129290), (21960, 978718), (23790, 903432), (28548, 752860), (31720, 677574), (35685, 602288), (37643, 570960), (38064, 564645), (43920, 489359), (47580, 451716), (57096, 376430), (63440, 338787), (71370, 301144), (75286, 285480), (95160, 225858), (112929, 190320), (114192, 188215), (142740, 150572)]