20218232580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:499

約数の個数: 384

約数和(自身を含む): 71043194880

約数和(自身を除く): 50824962300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 137, 140, 151, 156, 179, 182, 195, 210, 260, 273, 274, 302, 358, 364, 390, 411, 420, 453, 455, 537, 546, 548, 604, 685, 716, 755, 780, 822, 895, 906, 910, 959, 1057, 1074, 1092, 1253, 1365, 1370, 1510, 1644, 1781, 1790, 1812, 1820, 1918, 1963, 2055, 2114, 2148, 2265, 2327, 2506, 2685, 2730, 2740, 2877, 3020, 3171, 3562, 3580, 3759, 3836, 3926, 4110, 4228, 4530, 4654, 4795, 5012, 5285, 5343, 5370, 5460, 5754, 5889, 6265, 6342, 6981, 7124, 7518, 7852, 8220, 8905, 9060, 9308, 9590, 9815, 10570, 10686, 10740, 11508, 11635, 11778, 12467, 12530, 12684, 13741, 13962, 14385, 15036, 15855, 16289, 17810, 18795, 19180, 19630, 20687, 21140, 21372, 23270, 23556, 24523, 24934, 25060, 26715, 27029, 27482, 27924, 28770, 29445, 31710, 32578, 34905, 35620, 37401, 37590, 39260, 41223, 41374, 46540, 48867, 49046, 49868, 53430, 54058, 54964, 57540, 58890, 62061, 62335, 63420, 65156, 68705, 69810, 73569, 74802, 75180, 81087, 81445, 82446, 82748, 97734, 98092, 103435, 106860, 108116, 117780, 122615, 124122, 124670, 135145, 137410, 139620, 144809, 147138, 149604, 162174, 162890, 164892, 171661, 187005, 189203, 195468, 206115, 206870, 244335, 245230, 248244, 249340, 268931, 270290, 274820, 289618, 294276, 310305, 318799, 324348, 325780, 343322, 351377, 367845, 374010, 378406, 405435, 412230, 413740, 434427, 488670, 490460, 514983, 537862, 540580, 567609, 579236, 620610, 637598, 686644, 702754, 724045, 735690, 748020, 756812, 806793, 810870, 824460, 858305, 868854, 946015, 956397, 977340, 1029966, 1054131, 1075724, 1135218, 1241220, 1275196, 1344655, 1405508, 1448090, 1471380, 1593995, 1613586, 1621740, 1716610, 1737708, 1756885, 1882517, 1892030, 1912794, 2059932, 2108262, 2172135, 2231593, 2270436, 2459639, 2574915, 2689310, 2838045, 2896180, 3187990, 3227172, 3433220, 3513770, 3702973, 3765034, 3784060, 3825588, 4033965, 4216524, 4344270, 4463186, 4781985, 4919278, 5149830, 5270655, 5378620, 5647551, 5676090, 6375980, 6694779, 7027540, 7378917, 7405946, 7530068, 8067930, 8688540, 8926372, 9412585, 9563970, 9838556, 10299660, 10541310, 11108919, 11157965, 11295102, 11352180, 12298195, 13389558, 14757834, 14811892, 16135860, 18514865, 18825170, 19127940, 21082620, 22217838, 22315930, 22590204, 24596390, 25920811, 26779116, 28237755, 29515668, 33473895, 36894585, 37029730, 37650340, 44435676, 44631860, 48138649, 49192780, 51841622, 55544595, 56475510, 66947790, 73789170, 74059460, 77762433, 96277298, 103683244, 111089190, 112951020, 129604055, 133895580, 144415947, 147578340, 155524866, 192554596, 222178380, 240693245, 259208110, 288831894, 311049732, 336970543, 388812165, 481386490, 518416220, 577663788, 673941086, 722079735, 777624330, 962772980, 1010911629, 1347882172, 1444159470, 1555248660, 1684852715, 2021823258, 2888318940, 3369705430, 4043646516, 5054558145, 6739410860, 10109116290, 20218232580]

約数ペア:

[(1, 20218232580), (2, 10109116290), (3, 6739410860), (4, 5054558145), (5, 4043646516), (6, 3369705430), (7, 2888318940), (10, 2021823258), (12, 1684852715), (13, 1555248660), (14, 1444159470), (15, 1347882172), (20, 1010911629), (21, 962772980), (26, 777624330), (28, 722079735), (30, 673941086), (35, 577663788), (39, 518416220), (42, 481386490), (52, 388812165), (60, 336970543), (65, 311049732), (70, 288831894), (78, 259208110), (84, 240693245), (91, 222178380), (105, 192554596), (130, 155524866), (137, 147578340), (140, 144415947), (151, 133895580), (156, 129604055), (179, 112951020), (182, 111089190), (195, 103683244), (210, 96277298), (260, 77762433), (273, 74059460), (274, 73789170), (302, 66947790), (358, 56475510), (364, 55544595), (390, 51841622), (411, 49192780), (420, 48138649), (453, 44631860), (455, 44435676), (537, 37650340), (546, 37029730), (548, 36894585), (604, 33473895), (685, 29515668), (716, 28237755), (755, 26779116), (780, 25920811), (822, 24596390), (895, 22590204), (906, 22315930), (910, 22217838), (959, 21082620), (1057, 19127940), (1074, 18825170), (1092, 18514865), (1253, 16135860), (1365, 14811892), (1370, 14757834), (1510, 13389558), (1644, 12298195), (1781, 11352180), (1790, 11295102), (1812, 11157965), (1820, 11108919), (1918, 10541310), (1963, 10299660), (2055, 9838556), (2114, 9563970), (2148, 9412585), (2265, 8926372), (2327, 8688540), (2506, 8067930), (2685, 7530068), (2730, 7405946), (2740, 7378917), (2877, 7027540), (3020, 6694779), (3171, 6375980), (3562, 5676090), (3580, 5647551), (3759, 5378620), (3836, 5270655), (3926, 5149830), (4110, 4919278), (4228, 4781985), (4530, 4463186), (4654, 4344270), (4795, 4216524), (5012, 4033965), (5285, 3825588), (5343, 3784060), (5370, 3765034), (5460, 3702973), (5754, 3513770), (5889, 3433220), (6265, 3227172), (6342, 3187990), (6981, 2896180), (7124, 2838045), (7518, 2689310), (7852, 2574915), (8220, 2459639), (8905, 2270436), (9060, 2231593), (9308, 2172135), (9590, 2108262), (9815, 2059932), (10570, 1912794), (10686, 1892030), (10740, 1882517), (11508, 1756885), (11635, 1737708), (11778, 1716610), (12467, 1621740), (12530, 1613586), (12684, 1593995), (13741, 1471380), (13962, 1448090), (14385, 1405508), (15036, 1344655), (15855, 1275196), (16289, 1241220), (17810, 1135218), (18795, 1075724), (19180, 1054131), (19630, 1029966), (20687, 977340), (21140, 956397), (21372, 946015), (23270, 868854), (23556, 858305), (24523, 824460), (24934, 810870), (25060, 806793), (26715, 756812), (27029, 748020), (27482, 735690), (27924, 724045), (28770, 702754), (29445, 686644), (31710, 637598), (32578, 620610), (34905, 579236), (35620, 567609), (37401, 540580), (37590, 537862), (39260, 514983), (41223, 490460), (41374, 488670), (46540, 434427), (48867, 413740), (49046, 412230), (49868, 405435), (53430, 378406), (54058, 374010), (54964, 367845), (57540, 351377), (58890, 343322), (62061, 325780), (62335, 324348), (63420, 318799), (65156, 310305), (68705, 294276), (69810, 289618), (73569, 274820), (74802, 270290), (75180, 268931), (81087, 249340), (81445, 248244), (82446, 245230), (82748, 244335), (97734, 206870), (98092, 206115), (103435, 195468), (106860, 189203), (108116, 187005), (117780, 171661), (122615, 164892), (124122, 162890), (124670, 162174), (135145, 149604), (137410, 147138), (139620, 144809)]