61307820

素因数分解:

$2^2\times 3^3\times 5^1\times 7^3\times {\mathrm{331}}^1$

素因数の和:370

約数の個数: 192

約数和(自身を含む): 223104000

約数和(自身を除く): 161796180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 331, 343, 378, 420, 441, 490, 540, 588, 630, 662, 686, 735, 756, 882, 945, 980, 993, 1029, 1260, 1323, 1324, 1372, 1470, 1655, 1715, 1764, 1890, 1986, 2058, 2205, 2317, 2646, 2940, 2979, 3087, 3310, 3430, 3780, 3972, 4116, 4410, 4634, 4965, 5145, 5292, 5958, 6174, 6615, 6620, 6860, 6951, 8820, 8937, 9261, 9268, 9930, 10290, 11585, 11916, 12348, 13230, 13902, 14895, 15435, 16219, 17874, 18522, 19860, 20580, 20853, 23170, 26460, 27804, 29790, 30870, 32438, 34755, 35748, 37044, 41706, 44685, 46305, 46340, 48657, 59580, 61740, 62559, 64876, 69510, 81095, 83412, 89370, 92610, 97314, 104265, 113533, 125118, 139020, 145971, 162190, 178740, 185220, 194628, 208530, 227066, 243285, 250236, 291942, 312795, 324380, 340599, 417060, 437913, 454132, 486570, 567665, 583884, 625590, 681198, 729855, 875826, 973140, 1021797, 1135330, 1251180, 1362396, 1459710, 1702995, 1751652, 2043594, 2189565, 2270660, 2919420, 3065391, 3405990, 4087188, 4379130, 5108985, 6130782, 6811980, 8758260, 10217970, 12261564, 15326955, 20435940, 30653910, 61307820]

約数ペア:

[(1, 61307820), (2, 30653910), (3, 20435940), (4, 15326955), (5, 12261564), (6, 10217970), (7, 8758260), (9, 6811980), (10, 6130782), (12, 5108985), (14, 4379130), (15, 4087188), (18, 3405990), (20, 3065391), (21, 2919420), (27, 2270660), (28, 2189565), (30, 2043594), (35, 1751652), (36, 1702995), (42, 1459710), (45, 1362396), (49, 1251180), (54, 1135330), (60, 1021797), (63, 973140), (70, 875826), (84, 729855), (90, 681198), (98, 625590), (105, 583884), (108, 567665), (126, 486570), (135, 454132), (140, 437913), (147, 417060), (180, 340599), (189, 324380), (196, 312795), (210, 291942), (245, 250236), (252, 243285), (270, 227066), (294, 208530), (315, 194628), (331, 185220), (343, 178740), (378, 162190), (420, 145971), (441, 139020), (490, 125118), (540, 113533), (588, 104265), (630, 97314), (662, 92610), (686, 89370), (735, 83412), (756, 81095), (882, 69510), (945, 64876), (980, 62559), (993, 61740), (1029, 59580), (1260, 48657), (1323, 46340), (1324, 46305), (1372, 44685), (1470, 41706), (1655, 37044), (1715, 35748), (1764, 34755), (1890, 32438), (1986, 30870), (2058, 29790), (2205, 27804), (2317, 26460), (2646, 23170), (2940, 20853), (2979, 20580), (3087, 19860), (3310, 18522), (3430, 17874), (3780, 16219), (3972, 15435), (4116, 14895), (4410, 13902), (4634, 13230), (4965, 12348), (5145, 11916), (5292, 11585), (5958, 10290), (6174, 9930), (6615, 9268), (6620, 9261), (6860, 8937), (6951, 8820)]