261506970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:444

約数の個数: 96

約数和(自身を含む): 694407168

約数和(自身を除く): 432900198

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 127, 137, 167, 254, 274, 334, 381, 411, 501, 635, 685, 762, 822, 835, 1002, 1143, 1233, 1270, 1370, 1503, 1670, 1905, 2055, 2286, 2466, 2505, 3006, 3810, 4110, 5010, 5715, 6165, 7515, 11430, 12330, 15030, 17399, 21209, 22879, 34798, 42418, 45758, 52197, 63627, 68637, 86995, 104394, 106045, 114395, 127254, 137274, 156591, 173990, 190881, 205911, 212090, 228790, 260985, 313182, 318135, 343185, 381762, 411822, 521970, 636270, 686370, 782955, 954405, 1029555, 1565910, 1908810, 2059110, 2905633, 5811266, 8716899, 14528165, 17433798, 26150697, 29056330, 43584495, 52301394, 87168990, 130753485, 261506970]

約数ペア:

[(1, 261506970), (2, 130753485), (3, 87168990), (5, 52301394), (6, 43584495), (9, 29056330), (10, 26150697), (15, 17433798), (18, 14528165), (30, 8716899), (45, 5811266), (90, 2905633), (127, 2059110), (137, 1908810), (167, 1565910), (254, 1029555), (274, 954405), (334, 782955), (381, 686370), (411, 636270), (501, 521970), (635, 411822), (685, 381762), (762, 343185), (822, 318135), (835, 313182), (1002, 260985), (1143, 228790), (1233, 212090), (1270, 205911), (1370, 190881), (1503, 173990), (1670, 156591), (1905, 137274), (2055, 127254), (2286, 114395), (2466, 106045), (2505, 104394), (3006, 86995), (3810, 68637), (4110, 63627), (5010, 52197), (5715, 45758), (6165, 42418), (7515, 34798), (11430, 22879), (12330, 21209), (15030, 17399)]