128859120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{353}}^1$

素因数の和:401

約数の個数: 240

約数和(自身を含む): 481978080

約数和(自身を除く): 353118960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 169, 180, 195, 208, 216, 234, 240, 260, 270, 312, 338, 351, 353, 360, 390, 432, 468, 507, 520, 540, 585, 624, 676, 702, 706, 720, 780, 845, 936, 1014, 1040, 1059, 1080, 1170, 1352, 1404, 1412, 1521, 1560, 1690, 1755, 1765, 1872, 2028, 2118, 2160, 2340, 2535, 2704, 2808, 2824, 3042, 3120, 3177, 3380, 3510, 3530, 4056, 4236, 4563, 4589, 4680, 5070, 5295, 5616, 5648, 6084, 6354, 6760, 7020, 7060, 7605, 8112, 8472, 9126, 9178, 9360, 9531, 10140, 10590, 12168, 12708, 13520, 13767, 14040, 14120, 15210, 15885, 16944, 18252, 18356, 19062, 20280, 21180, 22815, 22945, 24336, 25416, 27534, 28080, 28240, 30420, 31770, 36504, 36712, 38124, 40560, 41301, 42360, 45630, 45890, 47655, 50832, 55068, 59657, 60840, 63540, 68835, 73008, 73424, 76248, 82602, 84720, 91260, 91780, 95310, 110136, 119314, 121680, 123903, 127080, 137670, 152496, 165204, 178971, 182520, 183560, 190620, 206505, 220272, 238628, 247806, 254160, 275340, 298285, 330408, 357942, 365040, 367120, 381240, 413010, 477256, 495612, 536913, 550680, 596570, 619515, 660816, 715884, 762480, 826020, 894855, 954512, 991224, 1073826, 1101360, 1193140, 1239030, 1431768, 1610739, 1652040, 1789710, 1982448, 2147652, 2386280, 2478060, 2684565, 2863536, 3221478, 3304080, 3579420, 4295304, 4772560, 4956120, 5369130, 6442956, 7158840, 8053695, 8590608, 9912240, 10738260, 12885912, 14317680, 16107390, 21476520, 25771824, 32214780, 42953040, 64429560, 128859120]

約数ペア:

[(1, 128859120), (2, 64429560), (3, 42953040), (4, 32214780), (5, 25771824), (6, 21476520), (8, 16107390), (9, 14317680), (10, 12885912), (12, 10738260), (13, 9912240), (15, 8590608), (16, 8053695), (18, 7158840), (20, 6442956), (24, 5369130), (26, 4956120), (27, 4772560), (30, 4295304), (36, 3579420), (39, 3304080), (40, 3221478), (45, 2863536), (48, 2684565), (52, 2478060), (54, 2386280), (60, 2147652), (65, 1982448), (72, 1789710), (78, 1652040), (80, 1610739), (90, 1431768), (104, 1239030), (108, 1193140), (117, 1101360), (120, 1073826), (130, 991224), (135, 954512), (144, 894855), (156, 826020), (169, 762480), (180, 715884), (195, 660816), (208, 619515), (216, 596570), (234, 550680), (240, 536913), (260, 495612), (270, 477256), (312, 413010), (338, 381240), (351, 367120), (353, 365040), (360, 357942), (390, 330408), (432, 298285), (468, 275340), (507, 254160), (520, 247806), (540, 238628), (585, 220272), (624, 206505), (676, 190620), (702, 183560), (706, 182520), (720, 178971), (780, 165204), (845, 152496), (936, 137670), (1014, 127080), (1040, 123903), (1059, 121680), (1080, 119314), (1170, 110136), (1352, 95310), (1404, 91780), (1412, 91260), (1521, 84720), (1560, 82602), (1690, 76248), (1755, 73424), (1765, 73008), (1872, 68835), (2028, 63540), (2118, 60840), (2160, 59657), (2340, 55068), (2535, 50832), (2704, 47655), (2808, 45890), (2824, 45630), (3042, 42360), (3120, 41301), (3177, 40560), (3380, 38124), (3510, 36712), (3530, 36504), (4056, 31770), (4236, 30420), (4563, 28240), (4589, 28080), (4680, 27534), (5070, 25416), (5295, 24336), (5616, 22945), (5648, 22815), (6084, 21180), (6354, 20280), (6760, 19062), (7020, 18356), (7060, 18252), (7605, 16944), (8112, 15885), (8472, 15210), (9126, 14120), (9178, 14040), (9360, 13767), (9531, 13520), (10140, 12708), (10590, 12168)]