128558160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 240

約数和(自身を含む): 459613440

約数和(自身を除く): 331055280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 47, 48, 58, 60, 72, 80, 87, 90, 94, 116, 120, 131, 141, 144, 145, 174, 180, 188, 232, 235, 240, 261, 262, 282, 290, 348, 360, 376, 393, 423, 435, 464, 470, 522, 524, 564, 580, 655, 696, 705, 720, 752, 786, 846, 870, 940, 1044, 1048, 1128, 1160, 1179, 1305, 1310, 1363, 1392, 1410, 1572, 1692, 1740, 1880, 1965, 2088, 2096, 2115, 2256, 2320, 2358, 2610, 2620, 2726, 2820, 3144, 3384, 3480, 3760, 3799, 3930, 4089, 4176, 4230, 4716, 5220, 5240, 5452, 5640, 5895, 6157, 6288, 6768, 6815, 6960, 7598, 7860, 8178, 8460, 9432, 10440, 10480, 10904, 11280, 11397, 11790, 12267, 12314, 13630, 15196, 15720, 16356, 16920, 18471, 18864, 18995, 20445, 20880, 21808, 22794, 23580, 24534, 24628, 27260, 30392, 30785, 31440, 32712, 33840, 34191, 36942, 37990, 40890, 45588, 47160, 49068, 49256, 54520, 55413, 56985, 60784, 61335, 61570, 65424, 68382, 73884, 75980, 81780, 91176, 92355, 94320, 98136, 98512, 109040, 110826, 113970, 122670, 123140, 136764, 147768, 151960, 163560, 170955, 178553, 182352, 184710, 196272, 221652, 227940, 245340, 246280, 273528, 277065, 295536, 303920, 327120, 341910, 357106, 369420, 443304, 455880, 490680, 492560, 535659, 547056, 554130, 683820, 714212, 738840, 886608, 892765, 911760, 981360, 1071318, 1108260, 1367640, 1428424, 1477680, 1606977, 1785530, 2142636, 2216520, 2678295, 2735280, 2856848, 3213954, 3571060, 4285272, 4433040, 5356590, 6427908, 7142120, 8034885, 8570544, 10713180, 12855816, 14284240, 16069770, 21426360, 25711632, 32139540, 42852720, 64279080, 128558160]

約数ペア:

[(1, 128558160), (2, 64279080), (3, 42852720), (4, 32139540), (5, 25711632), (6, 21426360), (8, 16069770), (9, 14284240), (10, 12855816), (12, 10713180), (15, 8570544), (16, 8034885), (18, 7142120), (20, 6427908), (24, 5356590), (29, 4433040), (30, 4285272), (36, 3571060), (40, 3213954), (45, 2856848), (47, 2735280), (48, 2678295), (58, 2216520), (60, 2142636), (72, 1785530), (80, 1606977), (87, 1477680), (90, 1428424), (94, 1367640), (116, 1108260), (120, 1071318), (131, 981360), (141, 911760), (144, 892765), (145, 886608), (174, 738840), (180, 714212), (188, 683820), (232, 554130), (235, 547056), (240, 535659), (261, 492560), (262, 490680), (282, 455880), (290, 443304), (348, 369420), (360, 357106), (376, 341910), (393, 327120), (423, 303920), (435, 295536), (464, 277065), (470, 273528), (522, 246280), (524, 245340), (564, 227940), (580, 221652), (655, 196272), (696, 184710), (705, 182352), (720, 178553), (752, 170955), (786, 163560), (846, 151960), (870, 147768), (940, 136764), (1044, 123140), (1048, 122670), (1128, 113970), (1160, 110826), (1179, 109040), (1305, 98512), (1310, 98136), (1363, 94320), (1392, 92355), (1410, 91176), (1572, 81780), (1692, 75980), (1740, 73884), (1880, 68382), (1965, 65424), (2088, 61570), (2096, 61335), (2115, 60784), (2256, 56985), (2320, 55413), (2358, 54520), (2610, 49256), (2620, 49068), (2726, 47160), (2820, 45588), (3144, 40890), (3384, 37990), (3480, 36942), (3760, 34191), (3799, 33840), (3930, 32712), (4089, 31440), (4176, 30785), (4230, 30392), (4716, 27260), (5220, 24628), (5240, 24534), (5452, 23580), (5640, 22794), (5895, 21808), (6157, 20880), (6288, 20445), (6768, 18995), (6815, 18864), (6960, 18471), (7598, 16920), (7860, 16356), (8178, 15720), (8460, 15196), (9432, 13630), (10440, 12314), (10480, 12267), (10904, 11790), (11280, 11397)]