686404260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:635

約数の個数: 192

約数和(自身を含む): 2268000000

約数和(自身を除く): 1581595740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 149, 171, 180, 190, 228, 270, 285, 298, 342, 380, 447, 449, 513, 540, 570, 596, 684, 745, 855, 894, 898, 1026, 1140, 1341, 1347, 1490, 1710, 1788, 1796, 2052, 2235, 2245, 2565, 2682, 2694, 2831, 2980, 3420, 4023, 4041, 4470, 4490, 5130, 5364, 5388, 5662, 6705, 6735, 8046, 8082, 8493, 8531, 8940, 8980, 10260, 11324, 12123, 13410, 13470, 14155, 16092, 16164, 16986, 17062, 20115, 20205, 24246, 25479, 25593, 26820, 26940, 28310, 33972, 34124, 40230, 40410, 42465, 42655, 48492, 50958, 51186, 56620, 60615, 66901, 76437, 76779, 80460, 80820, 84930, 85310, 101916, 102372, 121230, 127395, 127965, 133802, 152874, 153558, 169860, 170620, 200703, 230337, 242460, 254790, 255930, 267604, 305748, 307116, 334505, 382185, 383895, 401406, 460674, 509580, 511860, 602109, 669010, 764370, 767790, 802812, 921348, 1003515, 1151685, 1204218, 1271119, 1338020, 1528740, 1535580, 1806327, 2007030, 2303370, 2408436, 2542238, 3010545, 3612654, 3813357, 4014060, 4606740, 5084476, 6021090, 6355595, 7225308, 7626714, 9031635, 11440071, 12042180, 12711190, 15253428, 18063270, 19066785, 22880142, 25422380, 34320213, 36126540, 38133570, 45760284, 57200355, 68640426, 76267140, 114400710, 137280852, 171601065, 228801420, 343202130, 686404260]

約数ペア:

[(1, 686404260), (2, 343202130), (3, 228801420), (4, 171601065), (5, 137280852), (6, 114400710), (9, 76267140), (10, 68640426), (12, 57200355), (15, 45760284), (18, 38133570), (19, 36126540), (20, 34320213), (27, 25422380), (30, 22880142), (36, 19066785), (38, 18063270), (45, 15253428), (54, 12711190), (57, 12042180), (60, 11440071), (76, 9031635), (90, 7626714), (95, 7225308), (108, 6355595), (114, 6021090), (135, 5084476), (149, 4606740), (171, 4014060), (180, 3813357), (190, 3612654), (228, 3010545), (270, 2542238), (285, 2408436), (298, 2303370), (342, 2007030), (380, 1806327), (447, 1535580), (449, 1528740), (513, 1338020), (540, 1271119), (570, 1204218), (596, 1151685), (684, 1003515), (745, 921348), (855, 802812), (894, 767790), (898, 764370), (1026, 669010), (1140, 602109), (1341, 511860), (1347, 509580), (1490, 460674), (1710, 401406), (1788, 383895), (1796, 382185), (2052, 334505), (2235, 307116), (2245, 305748), (2565, 267604), (2682, 255930), (2694, 254790), (2831, 242460), (2980, 230337), (3420, 200703), (4023, 170620), (4041, 169860), (4470, 153558), (4490, 152874), (5130, 133802), (5364, 127965), (5388, 127395), (5662, 121230), (6705, 102372), (6735, 101916), (8046, 85310), (8082, 84930), (8493, 80820), (8531, 80460), (8940, 76779), (8980, 76437), (10260, 66901), (11324, 60615), (12123, 56620), (13410, 51186), (13470, 50958), (14155, 48492), (16092, 42655), (16164, 42465), (16986, 40410), (17062, 40230), (20115, 34124), (20205, 33972), (24246, 28310), (25479, 26940), (25593, 26820)]