261475968360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{457}}^1\times {\mathrm{10861}}^1$

素因数の和:11771

約数の個数: 128

約数和(自身を含む): 788007686400

約数和(自身を除く): 526531718040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 439, 457, 878, 914, 1317, 1371, 1756, 1828, 2195, 2285, 2634, 2742, 3512, 3656, 4390, 4570, 5268, 5484, 6585, 6855, 8780, 9140, 10536, 10861, 10968, 13170, 13710, 17560, 18280, 21722, 26340, 27420, 32583, 43444, 52680, 54305, 54840, 65166, 86888, 108610, 130332, 162915, 200623, 217220, 260664, 325830, 401246, 434440, 601869, 651660, 802492, 1003115, 1203738, 1303320, 1604984, 2006230, 2407476, 3009345, 4012460, 4767979, 4814952, 4963477, 6018690, 8024920, 9535958, 9926954, 12037380, 14303937, 14890431, 19071916, 19853908, 23839895, 24074760, 24817385, 28607874, 29780862, 38143832, 39707816, 47679790, 49634770, 57215748, 59561724, 71519685, 74452155, 95359580, 99269540, 114431496, 119123448, 143039370, 148904310, 190719160, 198539080, 286078740, 297808620, 572157480, 595617240, 2178966403, 4357932806, 6536899209, 8715865612, 10894832015, 13073798418, 17431731224, 21789664030, 26147596836, 32684496045, 43579328060, 52295193672, 65368992090, 87158656120, 130737984180, 261475968360]

約数ペア:

[(1, 261475968360), (2, 130737984180), (3, 87158656120), (4, 65368992090), (5, 52295193672), (6, 43579328060), (8, 32684496045), (10, 26147596836), (12, 21789664030), (15, 17431731224), (20, 13073798418), (24, 10894832015), (30, 8715865612), (40, 6536899209), (60, 4357932806), (120, 2178966403), (439, 595617240), (457, 572157480), (878, 297808620), (914, 286078740), (1317, 198539080), (1371, 190719160), (1756, 148904310), (1828, 143039370), (2195, 119123448), (2285, 114431496), (2634, 99269540), (2742, 95359580), (3512, 74452155), (3656, 71519685), (4390, 59561724), (4570, 57215748), (5268, 49634770), (5484, 47679790), (6585, 39707816), (6855, 38143832), (8780, 29780862), (9140, 28607874), (10536, 24817385), (10861, 24074760), (10968, 23839895), (13170, 19853908), (13710, 19071916), (17560, 14890431), (18280, 14303937), (21722, 12037380), (26340, 9926954), (27420, 9535958), (32583, 8024920), (43444, 6018690), (52680, 4963477), (54305, 4814952), (54840, 4767979), (65166, 4012460), (86888, 3009345), (108610, 2407476), (130332, 2006230), (162915, 1604984), (200623, 1303320), (217220, 1203738), (260664, 1003115), (325830, 802492), (401246, 651660), (434440, 601869)]