20155916760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:487

約数の個数: 384

約数和(自身を含む): 71768125440

約数和(自身を除く): 51612208680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 131, 137, 140, 147, 168, 191, 196, 210, 245, 262, 274, 280, 294, 382, 392, 393, 411, 420, 490, 524, 548, 573, 588, 655, 685, 735, 764, 786, 822, 840, 917, 955, 959, 980, 1048, 1096, 1146, 1176, 1310, 1337, 1370, 1470, 1528, 1572, 1644, 1834, 1910, 1918, 1960, 1965, 2055, 2292, 2620, 2674, 2740, 2751, 2865, 2877, 2940, 3144, 3288, 3668, 3820, 3836, 3930, 4011, 4110, 4584, 4585, 4795, 5240, 5348, 5480, 5502, 5730, 5754, 5880, 6419, 6685, 6713, 7336, 7640, 7672, 7860, 8022, 8220, 9170, 9359, 9590, 10696, 11004, 11460, 11508, 12838, 13370, 13426, 13755, 14385, 15720, 16044, 16440, 17947, 18340, 18718, 19180, 19257, 20055, 20139, 22008, 22920, 23016, 25021, 25676, 26167, 26740, 26852, 27510, 28077, 28770, 32088, 32095, 33565, 35894, 36680, 37436, 38360, 38514, 40110, 40278, 46795, 50042, 51352, 52334, 53480, 53704, 53841, 55020, 56154, 57540, 64190, 67130, 71788, 74872, 75063, 77028, 78501, 80220, 80556, 89735, 93590, 96285, 100084, 100695, 104668, 107682, 110040, 112308, 115080, 125105, 125629, 128380, 130835, 134260, 140385, 143576, 150126, 154056, 157002, 160440, 161112, 175147, 179470, 183169, 187180, 192570, 200168, 201390, 209336, 215364, 224616, 250210, 251258, 256760, 261670, 268520, 269205, 280770, 300252, 314004, 350294, 358940, 366338, 374360, 375315, 376887, 385140, 392505, 402780, 430728, 500420, 502516, 523340, 525441, 538410, 549507, 561540, 600504, 628008, 628145, 700588, 717880, 732676, 750630, 753774, 770280, 785010, 805560, 875735, 879403, 915845, 1000840, 1005032, 1046680, 1050882, 1076820, 1099014, 1123080, 1226029, 1256290, 1282183, 1401176, 1465352, 1501260, 1507548, 1570020, 1751470, 1758806, 1831690, 1884435, 2101764, 2153640, 2198028, 2452058, 2512580, 2564366, 2627205, 2638209, 2747535, 3002520, 3015096, 3140040, 3427877, 3502940, 3517612, 3663380, 3678087, 3768870, 3846549, 4203528, 4396056, 4397015, 4904116, 5025160, 5128732, 5254410, 5276418, 5495070, 6130145, 6410915, 6855754, 7005880, 7035224, 7326760, 7356174, 7537740, 7693098, 8794030, 9808232, 10257464, 10283631, 10508820, 10552836, 10990140, 12260290, 12821830, 13191045, 13711508, 14712348, 15075480, 15386196, 17139385, 17588060, 18390435, 19232745, 20567262, 21017640, 21105672, 21980280, 23995139, 24520580, 25643660, 26382090, 27423016, 29424696, 30772392, 34278770, 35176120, 36780870, 38465490, 41134524, 47990278, 49041160, 51287320, 51418155, 52764180, 68557540, 71985417, 73561740, 76930980, 82269048, 95980556, 102836310, 105528360, 119975695, 137115080, 143970834, 147123480, 153861960, 167965973, 191961112, 205672620, 239951390, 287941668, 335931946, 359927085, 411345240, 479902780, 503897919, 575883336, 671863892, 719854170, 839829865, 959805560, 1007795838, 1343727784, 1439708340, 1679659730, 2015591676, 2519489595, 2879416680, 3359319460, 4031183352, 5038979190, 6718638920, 10077958380, 20155916760]

約数ペア:

[(1, 20155916760), (2, 10077958380), (3, 6718638920), (4, 5038979190), (5, 4031183352), (6, 3359319460), (7, 2879416680), (8, 2519489595), (10, 2015591676), (12, 1679659730), (14, 1439708340), (15, 1343727784), (20, 1007795838), (21, 959805560), (24, 839829865), (28, 719854170), (30, 671863892), (35, 575883336), (40, 503897919), (42, 479902780), (49, 411345240), (56, 359927085), (60, 335931946), (70, 287941668), (84, 239951390), (98, 205672620), (105, 191961112), (120, 167965973), (131, 153861960), (137, 147123480), (140, 143970834), (147, 137115080), (168, 119975695), (191, 105528360), (196, 102836310), (210, 95980556), (245, 82269048), (262, 76930980), (274, 73561740), (280, 71985417), (294, 68557540), (382, 52764180), (392, 51418155), (393, 51287320), (411, 49041160), (420, 47990278), (490, 41134524), (524, 38465490), (548, 36780870), (573, 35176120), (588, 34278770), (655, 30772392), (685, 29424696), (735, 27423016), (764, 26382090), (786, 25643660), (822, 24520580), (840, 23995139), (917, 21980280), (955, 21105672), (959, 21017640), (980, 20567262), (1048, 19232745), (1096, 18390435), (1146, 17588060), (1176, 17139385), (1310, 15386196), (1337, 15075480), (1370, 14712348), (1470, 13711508), (1528, 13191045), (1572, 12821830), (1644, 12260290), (1834, 10990140), (1910, 10552836), (1918, 10508820), (1960, 10283631), (1965, 10257464), (2055, 9808232), (2292, 8794030), (2620, 7693098), (2674, 7537740), (2740, 7356174), (2751, 7326760), (2865, 7035224), (2877, 7005880), (2940, 6855754), (3144, 6410915), (3288, 6130145), (3668, 5495070), (3820, 5276418), (3836, 5254410), (3930, 5128732), (4011, 5025160), (4110, 4904116), (4584, 4397015), (4585, 4396056), (4795, 4203528), (5240, 3846549), (5348, 3768870), (5480, 3678087), (5502, 3663380), (5730, 3517612), (5754, 3502940), (5880, 3427877), (6419, 3140040), (6685, 3015096), (6713, 3002520), (7336, 2747535), (7640, 2638209), (7672, 2627205), (7860, 2564366), (8022, 2512580), (8220, 2452058), (9170, 2198028), (9359, 2153640), (9590, 2101764), (10696, 1884435), (11004, 1831690), (11460, 1758806), (11508, 1751470), (12838, 1570020), (13370, 1507548), (13426, 1501260), (13755, 1465352), (14385, 1401176), (15720, 1282183), (16044, 1256290), (16440, 1226029), (17947, 1123080), (18340, 1099014), (18718, 1076820), (19180, 1050882), (19257, 1046680), (20055, 1005032), (20139, 1000840), (22008, 915845), (22920, 879403), (23016, 875735), (25021, 805560), (25676, 785010), (26167, 770280), (26740, 753774), (26852, 750630), (27510, 732676), (28077, 717880), (28770, 700588), (32088, 628145), (32095, 628008), (33565, 600504), (35894, 561540), (36680, 549507), (37436, 538410), (38360, 525441), (38514, 523340), (40110, 502516), (40278, 500420), (46795, 430728), (50042, 402780), (51352, 392505), (52334, 385140), (53480, 376887), (53704, 375315), (53841, 374360), (55020, 366338), (56154, 358940), (57540, 350294), (64190, 314004), (67130, 300252), (71788, 280770), (74872, 269205), (75063, 268520), (77028, 261670), (78501, 256760), (80220, 251258), (80556, 250210), (89735, 224616), (93590, 215364), (96285, 209336), (100084, 201390), (100695, 200168), (104668, 192570), (107682, 187180), (110040, 183169), (112308, 179470), (115080, 175147), (125105, 161112), (125629, 160440), (128380, 157002), (130835, 154056), (134260, 150126), (140385, 143576)]