7478778870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{2377}}^1$

素因数の和:2707

約数の個数: 128

約数和(自身を含む): 20491130880

約数和(自身を除く): 13012352010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 86, 90, 129, 135, 215, 258, 270, 271, 387, 430, 542, 645, 774, 813, 1161, 1290, 1355, 1626, 1935, 2322, 2377, 2439, 2710, 3870, 4065, 4754, 4878, 5805, 7131, 7317, 8130, 11610, 11653, 11885, 12195, 14262, 14634, 21393, 23306, 23770, 24390, 34959, 35655, 36585, 42786, 58265, 64179, 69918, 71310, 73170, 102211, 104877, 106965, 116530, 128358, 174795, 204422, 209754, 213930, 306633, 314631, 320895, 349590, 511055, 524385, 613266, 629262, 641790, 644167, 919899, 1022110, 1048770, 1288334, 1533165, 1573155, 1839798, 1932501, 2759697, 3066330, 3146310, 3220835, 3865002, 4599495, 5519394, 5797503, 6441670, 9198990, 9662505, 11595006, 13798485, 17392509, 19325010, 27596970, 27699181, 28987515, 34785018, 55398362, 57975030, 83097543, 86962545, 138495905, 166195086, 173925090, 249292629, 276991810, 415487715, 498585258, 747877887, 830975430, 1246463145, 1495755774, 2492926290, 3739389435, 7478778870]

約数ペア:

[(1, 7478778870), (2, 3739389435), (3, 2492926290), (5, 1495755774), (6, 1246463145), (9, 830975430), (10, 747877887), (15, 498585258), (18, 415487715), (27, 276991810), (30, 249292629), (43, 173925090), (45, 166195086), (54, 138495905), (86, 86962545), (90, 83097543), (129, 57975030), (135, 55398362), (215, 34785018), (258, 28987515), (270, 27699181), (271, 27596970), (387, 19325010), (430, 17392509), (542, 13798485), (645, 11595006), (774, 9662505), (813, 9198990), (1161, 6441670), (1290, 5797503), (1355, 5519394), (1626, 4599495), (1935, 3865002), (2322, 3220835), (2377, 3146310), (2439, 3066330), (2710, 2759697), (3870, 1932501), (4065, 1839798), (4754, 1573155), (4878, 1533165), (5805, 1288334), (7131, 1048770), (7317, 1022110), (8130, 919899), (11610, 644167), (11653, 641790), (11885, 629262), (12195, 613266), (14262, 524385), (14634, 511055), (21393, 349590), (23306, 320895), (23770, 314631), (24390, 306633), (34959, 213930), (35655, 209754), (36585, 204422), (42786, 174795), (58265, 128358), (64179, 116530), (69918, 106965), (71310, 104877), (73170, 102211)]