81754375644

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{15361}}^1$

素因数の和:15672

約数の個数: 144

約数和(自身を含む): 225460085760

約数和(自身を除く): 143705710116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 114, 124, 171, 186, 228, 251, 279, 342, 372, 502, 558, 589, 684, 753, 1004, 1116, 1178, 1506, 1767, 2259, 2356, 3012, 3534, 4518, 4769, 5301, 7068, 7781, 9036, 9538, 10602, 14307, 15361, 15562, 19076, 21204, 23343, 28614, 30722, 31124, 42921, 46083, 46686, 57228, 61444, 70029, 85842, 92166, 93372, 138249, 140058, 147839, 171684, 184332, 276498, 280116, 291859, 295678, 443517, 476191, 552996, 583718, 591356, 875577, 887034, 952382, 1167436, 1330551, 1428573, 1751154, 1774068, 1904764, 2626731, 2661102, 2857146, 3502308, 3855611, 4285719, 5253462, 5322204, 5714292, 7711222, 8571438, 9047629, 10506924, 11566833, 15422444, 17142876, 18095258, 23133666, 27142887, 34700499, 36190516, 46267332, 54285774, 69400998, 73256609, 81428661, 108571548, 119523941, 138801996, 146513218, 162857322, 219769827, 239047882, 293026436, 325714644, 358571823, 439539654, 478095764, 659309481, 717143646, 879079308, 1075715469, 1318618962, 1434287292, 2151430938, 2270954879, 2637237924, 4302861876, 4541909758, 6812864637, 9083819516, 13625729274, 20438593911, 27251458548, 40877187822, 81754375644]

約数ペア:

[(1, 81754375644), (2, 40877187822), (3, 27251458548), (4, 20438593911), (6, 13625729274), (9, 9083819516), (12, 6812864637), (18, 4541909758), (19, 4302861876), (31, 2637237924), (36, 2270954879), (38, 2151430938), (57, 1434287292), (62, 1318618962), (76, 1075715469), (93, 879079308), (114, 717143646), (124, 659309481), (171, 478095764), (186, 439539654), (228, 358571823), (251, 325714644), (279, 293026436), (342, 239047882), (372, 219769827), (502, 162857322), (558, 146513218), (589, 138801996), (684, 119523941), (753, 108571548), (1004, 81428661), (1116, 73256609), (1178, 69400998), (1506, 54285774), (1767, 46267332), (2259, 36190516), (2356, 34700499), (3012, 27142887), (3534, 23133666), (4518, 18095258), (4769, 17142876), (5301, 15422444), (7068, 11566833), (7781, 10506924), (9036, 9047629), (9538, 8571438), (10602, 7711222), (14307, 5714292), (15361, 5322204), (15562, 5253462), (19076, 4285719), (21204, 3855611), (23343, 3502308), (28614, 2857146), (30722, 2661102), (31124, 2626731), (42921, 1904764), (46083, 1774068), (46686, 1751154), (57228, 1428573), (61444, 1330551), (70029, 1167436), (85842, 952382), (92166, 887034), (93372, 875577), (138249, 591356), (140058, 583718), (147839, 552996), (171684, 476191), (184332, 443517), (276498, 295678), (280116, 291859)]