209565720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6397}}^1$

素因数の和:6434

約数の個数: 192

約数和(自身を含む): 838393920

約数和(自身を除く): 628828200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6397, 6552, 8190, 10920, 12794, 16380, 19191, 25588, 31985, 32760, 38382, 44779, 51176, 57573, 63970, 76764, 83161, 89558, 95955, 115146, 127940, 134337, 153528, 166322, 179116, 191910, 223895, 230292, 249483, 255880, 268674, 287865, 332644, 358232, 383820, 403011, 415805, 447790, 460584, 498966, 537348, 575730, 582127, 665288, 671685, 748449, 767640, 806022, 831610, 895580, 997932, 1074696, 1151460, 1164254, 1247415, 1343370, 1496898, 1612044, 1663220, 1746381, 1791160, 1995864, 2015055, 2302920, 2328508, 2494830, 2686740, 2910635, 2993796, 3224088, 3326440, 3492762, 3742245, 4030110, 4657016, 4989660, 5239143, 5373480, 5821270, 5987592, 6985524, 7484490, 8060220, 8731905, 9979320, 10478286, 11642540, 13971048, 14968980, 16120440, 17463810, 20956572, 23285080, 26195715, 29937960, 34927620, 41913144, 52391430, 69855240, 104782860, 209565720]

約数ペア:

[(1, 209565720), (2, 104782860), (3, 69855240), (4, 52391430), (5, 41913144), (6, 34927620), (7, 29937960), (8, 26195715), (9, 23285080), (10, 20956572), (12, 17463810), (13, 16120440), (14, 14968980), (15, 13971048), (18, 11642540), (20, 10478286), (21, 9979320), (24, 8731905), (26, 8060220), (28, 7484490), (30, 6985524), (35, 5987592), (36, 5821270), (39, 5373480), (40, 5239143), (42, 4989660), (45, 4657016), (52, 4030110), (56, 3742245), (60, 3492762), (63, 3326440), (65, 3224088), (70, 2993796), (72, 2910635), (78, 2686740), (84, 2494830), (90, 2328508), (91, 2302920), (104, 2015055), (105, 1995864), (117, 1791160), (120, 1746381), (126, 1663220), (130, 1612044), (140, 1496898), (156, 1343370), (168, 1247415), (180, 1164254), (182, 1151460), (195, 1074696), (210, 997932), (234, 895580), (252, 831610), (260, 806022), (273, 767640), (280, 748449), (312, 671685), (315, 665288), (360, 582127), (364, 575730), (390, 537348), (420, 498966), (455, 460584), (468, 447790), (504, 415805), (520, 403011), (546, 383820), (585, 358232), (630, 332644), (728, 287865), (780, 268674), (819, 255880), (840, 249483), (910, 230292), (936, 223895), (1092, 191910), (1170, 179116), (1260, 166322), (1365, 153528), (1560, 134337), (1638, 127940), (1820, 115146), (2184, 95955), (2340, 89558), (2520, 83161), (2730, 76764), (3276, 63970), (3640, 57573), (4095, 51176), (4680, 44779), (5460, 38382), (6397, 32760), (6552, 31985), (8190, 25588), (10920, 19191), (12794, 16380)]