142242870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:610

約数の個数: 128

約数和(自身を含む): 429649920

約数和(自身を除く): 287407050

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 139, 154, 165, 210, 231, 278, 330, 385, 417, 443, 462, 695, 770, 834, 886, 973, 1155, 1329, 1390, 1529, 1946, 2085, 2215, 2310, 2658, 2919, 3058, 3101, 4170, 4430, 4587, 4865, 4873, 5838, 6202, 6645, 7645, 9174, 9303, 9730, 9746, 10703, 13290, 14595, 14619, 15290, 15505, 18606, 21406, 22935, 24365, 29190, 29238, 31010, 32109, 34111, 45870, 46515, 48730, 53515, 61577, 64218, 68222, 73095, 93030, 102333, 107030, 123154, 146190, 160545, 170555, 184731, 204666, 307885, 321090, 341110, 369462, 431039, 511665, 615770, 677347, 862078, 923655, 1023330, 1293117, 1354694, 1847310, 2032041, 2155195, 2586234, 3386735, 4064082, 4310390, 4741429, 6465585, 6773470, 9482858, 10160205, 12931170, 14224287, 20320410, 23707145, 28448574, 47414290, 71121435, 142242870]

約数ペア:

[(1, 142242870), (2, 71121435), (3, 47414290), (5, 28448574), (6, 23707145), (7, 20320410), (10, 14224287), (11, 12931170), (14, 10160205), (15, 9482858), (21, 6773470), (22, 6465585), (30, 4741429), (33, 4310390), (35, 4064082), (42, 3386735), (55, 2586234), (66, 2155195), (70, 2032041), (77, 1847310), (105, 1354694), (110, 1293117), (139, 1023330), (154, 923655), (165, 862078), (210, 677347), (231, 615770), (278, 511665), (330, 431039), (385, 369462), (417, 341110), (443, 321090), (462, 307885), (695, 204666), (770, 184731), (834, 170555), (886, 160545), (973, 146190), (1155, 123154), (1329, 107030), (1390, 102333), (1529, 93030), (1946, 73095), (2085, 68222), (2215, 64218), (2310, 61577), (2658, 53515), (2919, 48730), (3058, 46515), (3101, 45870), (4170, 34111), (4430, 32109), (4587, 31010), (4865, 29238), (4873, 29190), (5838, 24365), (6202, 22935), (6645, 21406), (7645, 18606), (9174, 15505), (9303, 15290), (9730, 14619), (9746, 14595), (10703, 13290)]