261088560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{3389}}^1$

素因数の和:3515

約数の個数: 120

約数和(自身を含む): 885278160

約数和(自身を除く): 624189600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 107, 120, 144, 180, 214, 240, 321, 360, 428, 535, 642, 720, 856, 963, 1070, 1284, 1605, 1712, 1926, 2140, 2568, 3210, 3389, 3852, 4280, 4815, 5136, 6420, 6778, 7704, 8560, 9630, 10167, 12840, 13556, 15408, 16945, 19260, 20334, 25680, 27112, 30501, 33890, 38520, 40668, 50835, 54224, 61002, 67780, 77040, 81336, 101670, 122004, 135560, 152505, 162672, 203340, 244008, 271120, 305010, 362623, 406680, 488016, 610020, 725246, 813360, 1087869, 1220040, 1450492, 1813115, 2175738, 2440080, 2900984, 3263607, 3626230, 4351476, 5439345, 5801968, 6527214, 7252460, 8702952, 10878690, 13054428, 14504920, 16318035, 17405904, 21757380, 26108856, 29009840, 32636070, 43514760, 52217712, 65272140, 87029520, 130544280, 261088560]

約数ペア:

[(1, 261088560), (2, 130544280), (3, 87029520), (4, 65272140), (5, 52217712), (6, 43514760), (8, 32636070), (9, 29009840), (10, 26108856), (12, 21757380), (15, 17405904), (16, 16318035), (18, 14504920), (20, 13054428), (24, 10878690), (30, 8702952), (36, 7252460), (40, 6527214), (45, 5801968), (48, 5439345), (60, 4351476), (72, 3626230), (80, 3263607), (90, 2900984), (107, 2440080), (120, 2175738), (144, 1813115), (180, 1450492), (214, 1220040), (240, 1087869), (321, 813360), (360, 725246), (428, 610020), (535, 488016), (642, 406680), (720, 362623), (856, 305010), (963, 271120), (1070, 244008), (1284, 203340), (1605, 162672), (1712, 152505), (1926, 135560), (2140, 122004), (2568, 101670), (3210, 81336), (3389, 77040), (3852, 67780), (4280, 61002), (4815, 54224), (5136, 50835), (6420, 40668), (6778, 38520), (7704, 33890), (8560, 30501), (9630, 27112), (10167, 25680), (12840, 20334), (13556, 19260), (15408, 16945)]