261329631720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1\times {\mathrm{2833}}^1$

素因数の和:3196

約数の個数: 256

約数和(自身を含む): 819979130880

約数和(自身を除く): 558649499160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 137, 155, 181, 186, 248, 274, 310, 362, 372, 411, 465, 543, 548, 620, 685, 724, 744, 822, 905, 930, 1086, 1096, 1240, 1370, 1448, 1644, 1810, 1860, 2055, 2172, 2715, 2740, 2833, 3288, 3620, 3720, 4110, 4247, 4344, 5430, 5480, 5611, 5666, 7240, 8220, 8494, 8499, 10860, 11222, 11332, 12741, 14165, 16440, 16833, 16988, 16998, 21235, 21720, 22444, 22664, 24797, 25482, 28055, 28330, 33666, 33976, 33996, 42470, 42495, 44888, 49594, 50964, 56110, 56660, 63705, 67332, 67992, 74391, 84165, 84940, 84990, 87823, 99188, 101928, 112220, 113320, 123985, 127410, 134664, 148782, 168330, 169880, 169980, 175646, 198376, 224440, 247970, 254820, 263469, 297564, 336660, 339960, 351292, 371955, 388121, 439115, 495940, 509640, 512773, 526938, 595128, 673320, 702584, 743910, 768707, 776242, 878230, 991880, 1025546, 1053876, 1164363, 1317345, 1487820, 1537414, 1538319, 1552484, 1756460, 1940605, 2051092, 2107752, 2306121, 2328726, 2563865, 2634690, 2975640, 3074828, 3076638, 3104968, 3512920, 3843535, 3881210, 4102184, 4612242, 4657452, 5127730, 5269380, 5821815, 6149656, 6153276, 7687070, 7691595, 7762420, 9224484, 9314904, 10255460, 10538760, 11530605, 11643630, 12031751, 12306552, 15374140, 15383190, 15524840, 15895963, 18448968, 20510920, 23061210, 23287260, 24063502, 30748280, 30766380, 31791926, 36095253, 46122420, 46574520, 47687889, 48127004, 60158755, 61532760, 63583852, 70249901, 72190506, 79479815, 92244840, 95375778, 96254008, 120317510, 127167704, 140499802, 144381012, 158959630, 180476265, 190751556, 210749703, 238439445, 240635020, 280999604, 288762024, 317919260, 351249505, 360952530, 381503112, 421499406, 476878890, 481270040, 561999208, 635838520, 702499010, 721905060, 842998812, 953757780, 1053748515, 1404998020, 1443810120, 1685997624, 1907515560, 2107497030, 2177746931, 2809996040, 4214994060, 4355493862, 6533240793, 8429988120, 8710987724, 10888734655, 13066481586, 17421975448, 21777469310, 26132963172, 32666203965, 43554938620, 52265926344, 65332407930, 87109877240, 130664815860, 261329631720]

約数ペア:

[(1, 261329631720), (2, 130664815860), (3, 87109877240), (4, 65332407930), (5, 52265926344), (6, 43554938620), (8, 32666203965), (10, 26132963172), (12, 21777469310), (15, 17421975448), (20, 13066481586), (24, 10888734655), (30, 8710987724), (31, 8429988120), (40, 6533240793), (60, 4355493862), (62, 4214994060), (93, 2809996040), (120, 2177746931), (124, 2107497030), (137, 1907515560), (155, 1685997624), (181, 1443810120), (186, 1404998020), (248, 1053748515), (274, 953757780), (310, 842998812), (362, 721905060), (372, 702499010), (411, 635838520), (465, 561999208), (543, 481270040), (548, 476878890), (620, 421499406), (685, 381503112), (724, 360952530), (744, 351249505), (822, 317919260), (905, 288762024), (930, 280999604), (1086, 240635020), (1096, 238439445), (1240, 210749703), (1370, 190751556), (1448, 180476265), (1644, 158959630), (1810, 144381012), (1860, 140499802), (2055, 127167704), (2172, 120317510), (2715, 96254008), (2740, 95375778), (2833, 92244840), (3288, 79479815), (3620, 72190506), (3720, 70249901), (4110, 63583852), (4247, 61532760), (4344, 60158755), (5430, 48127004), (5480, 47687889), (5611, 46574520), (5666, 46122420), (7240, 36095253), (8220, 31791926), (8494, 30766380), (8499, 30748280), (10860, 24063502), (11222, 23287260), (11332, 23061210), (12741, 20510920), (14165, 18448968), (16440, 15895963), (16833, 15524840), (16988, 15383190), (16998, 15374140), (21235, 12306552), (21720, 12031751), (22444, 11643630), (22664, 11530605), (24797, 10538760), (25482, 10255460), (28055, 9314904), (28330, 9224484), (33666, 7762420), (33976, 7691595), (33996, 7687070), (42470, 6153276), (42495, 6149656), (44888, 5821815), (49594, 5269380), (50964, 5127730), (56110, 4657452), (56660, 4612242), (63705, 4102184), (67332, 3881210), (67992, 3843535), (74391, 3512920), (84165, 3104968), (84940, 3076638), (84990, 3074828), (87823, 2975640), (99188, 2634690), (101928, 2563865), (112220, 2328726), (113320, 2306121), (123985, 2107752), (127410, 2051092), (134664, 1940605), (148782, 1756460), (168330, 1552484), (169880, 1538319), (169980, 1537414), (175646, 1487820), (198376, 1317345), (224440, 1164363), (247970, 1053876), (254820, 1025546), (263469, 991880), (297564, 878230), (336660, 776242), (339960, 768707), (351292, 743910), (371955, 702584), (388121, 673320), (439115, 595128), (495940, 526938), (509640, 512773)]