161259120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{617}}^1$

素因数の和:661

約数の個数: 240

約数和(自身を含む): 611523360

約数和(自身を除く): 450264240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 121, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 242, 264, 270, 297, 330, 360, 363, 396, 432, 440, 484, 495, 528, 540, 594, 605, 617, 660, 720, 726, 792, 880, 968, 990, 1080, 1089, 1188, 1210, 1234, 1320, 1452, 1485, 1584, 1815, 1851, 1936, 1980, 2160, 2178, 2376, 2420, 2468, 2640, 2904, 2970, 3085, 3267, 3630, 3702, 3960, 4356, 4752, 4840, 4936, 5445, 5553, 5808, 5940, 6170, 6534, 6787, 7260, 7404, 7920, 8712, 9255, 9680, 9872, 10890, 11106, 11880, 12340, 13068, 13574, 14520, 14808, 16335, 16659, 17424, 18510, 20361, 21780, 22212, 23760, 24680, 26136, 27148, 27765, 29040, 29616, 32670, 33318, 33935, 37020, 40722, 43560, 44424, 49360, 52272, 54296, 55530, 61083, 65340, 66636, 67870, 74040, 74657, 81444, 83295, 87120, 88848, 101805, 108592, 111060, 122166, 130680, 133272, 135740, 148080, 149314, 162888, 166590, 183249, 203610, 222120, 223971, 244332, 261360, 266544, 271480, 298628, 305415, 325776, 333180, 366498, 373285, 407220, 444240, 447942, 488664, 542960, 597256, 610830, 666360, 671913, 732996, 746570, 814440, 895884, 916245, 977328, 1119855, 1194512, 1221660, 1332720, 1343826, 1465992, 1493140, 1628880, 1791768, 1832490, 2015739, 2239710, 2443320, 2687652, 2931984, 2986280, 3359565, 3583536, 3664980, 4031478, 4479420, 4886640, 5375304, 5972560, 6719130, 7329960, 8062956, 8958840, 10078695, 10750608, 13438260, 14659920, 16125912, 17917680, 20157390, 26876520, 32251824, 40314780, 53753040, 80629560, 161259120]

約数ペア:

[(1, 161259120), (2, 80629560), (3, 53753040), (4, 40314780), (5, 32251824), (6, 26876520), (8, 20157390), (9, 17917680), (10, 16125912), (11, 14659920), (12, 13438260), (15, 10750608), (16, 10078695), (18, 8958840), (20, 8062956), (22, 7329960), (24, 6719130), (27, 5972560), (30, 5375304), (33, 4886640), (36, 4479420), (40, 4031478), (44, 3664980), (45, 3583536), (48, 3359565), (54, 2986280), (55, 2931984), (60, 2687652), (66, 2443320), (72, 2239710), (80, 2015739), (88, 1832490), (90, 1791768), (99, 1628880), (108, 1493140), (110, 1465992), (120, 1343826), (121, 1332720), (132, 1221660), (135, 1194512), (144, 1119855), (165, 977328), (176, 916245), (180, 895884), (198, 814440), (216, 746570), (220, 732996), (240, 671913), (242, 666360), (264, 610830), (270, 597256), (297, 542960), (330, 488664), (360, 447942), (363, 444240), (396, 407220), (432, 373285), (440, 366498), (484, 333180), (495, 325776), (528, 305415), (540, 298628), (594, 271480), (605, 266544), (617, 261360), (660, 244332), (720, 223971), (726, 222120), (792, 203610), (880, 183249), (968, 166590), (990, 162888), (1080, 149314), (1089, 148080), (1188, 135740), (1210, 133272), (1234, 130680), (1320, 122166), (1452, 111060), (1485, 108592), (1584, 101805), (1815, 88848), (1851, 87120), (1936, 83295), (1980, 81444), (2160, 74657), (2178, 74040), (2376, 67870), (2420, 66636), (2468, 65340), (2640, 61083), (2904, 55530), (2970, 54296), (3085, 52272), (3267, 49360), (3630, 44424), (3702, 43560), (3960, 40722), (4356, 37020), (4752, 33935), (4840, 33318), (4936, 32670), (5445, 29616), (5553, 29040), (5808, 27765), (5940, 27148), (6170, 26136), (6534, 24680), (6787, 23760), (7260, 22212), (7404, 21780), (7920, 20361), (8712, 18510), (9255, 17424), (9680, 16659), (9872, 16335), (10890, 14808), (11106, 14520), (11880, 13574), (12340, 13068)]