161760240

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 240

約数和(自身を含む): 577650528

約数和(自身を除く): 415890288

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 53, 54, 60, 72, 80, 81, 90, 106, 108, 120, 135, 144, 157, 159, 162, 180, 212, 216, 240, 243, 265, 270, 314, 318, 324, 360, 405, 424, 432, 471, 477, 486, 530, 540, 628, 636, 648, 720, 785, 795, 810, 848, 942, 954, 972, 1060, 1080, 1215, 1256, 1272, 1296, 1413, 1431, 1570, 1590, 1620, 1884, 1908, 1944, 2120, 2160, 2355, 2385, 2430, 2512, 2544, 2826, 2862, 3140, 3180, 3240, 3768, 3816, 3888, 4239, 4240, 4293, 4710, 4770, 4860, 5652, 5724, 6280, 6360, 6480, 7065, 7155, 7536, 7632, 8321, 8478, 8586, 9420, 9540, 9720, 11304, 11448, 12560, 12717, 12720, 12879, 14130, 14310, 16642, 16956, 17172, 18840, 19080, 19440, 21195, 21465, 22608, 22896, 24963, 25434, 25758, 28260, 28620, 33284, 33912, 34344, 37680, 38151, 38160, 41605, 42390, 42930, 49926, 50868, 51516, 56520, 57240, 63585, 64395, 66568, 67824, 68688, 74889, 76302, 83210, 84780, 85860, 99852, 101736, 103032, 113040, 114480, 124815, 127170, 128790, 133136, 149778, 152604, 166420, 169560, 171720, 190755, 199704, 203472, 206064, 224667, 249630, 254340, 257580, 299556, 305208, 332840, 339120, 343440, 374445, 381510, 399408, 449334, 499260, 508680, 515160, 599112, 610416, 665680, 674001, 748890, 763020, 898668, 998520, 1017360, 1030320, 1123335, 1198224, 1348002, 1497780, 1526040, 1797336, 1997040, 2022003, 2246670, 2696004, 2995560, 3052080, 3370005, 3594672, 4044006, 4493340, 5392008, 5991120, 6740010, 8088012, 8986680, 10110015, 10784016, 13480020, 16176024, 17973360, 20220030, 26960040, 32352048, 40440060, 53920080, 80880120, 161760240]

約数ペア:

[(1, 161760240), (2, 80880120), (3, 53920080), (4, 40440060), (5, 32352048), (6, 26960040), (8, 20220030), (9, 17973360), (10, 16176024), (12, 13480020), (15, 10784016), (16, 10110015), (18, 8986680), (20, 8088012), (24, 6740010), (27, 5991120), (30, 5392008), (36, 4493340), (40, 4044006), (45, 3594672), (48, 3370005), (53, 3052080), (54, 2995560), (60, 2696004), (72, 2246670), (80, 2022003), (81, 1997040), (90, 1797336), (106, 1526040), (108, 1497780), (120, 1348002), (135, 1198224), (144, 1123335), (157, 1030320), (159, 1017360), (162, 998520), (180, 898668), (212, 763020), (216, 748890), (240, 674001), (243, 665680), (265, 610416), (270, 599112), (314, 515160), (318, 508680), (324, 499260), (360, 449334), (405, 399408), (424, 381510), (432, 374445), (471, 343440), (477, 339120), (486, 332840), (530, 305208), (540, 299556), (628, 257580), (636, 254340), (648, 249630), (720, 224667), (785, 206064), (795, 203472), (810, 199704), (848, 190755), (942, 171720), (954, 169560), (972, 166420), (1060, 152604), (1080, 149778), (1215, 133136), (1256, 128790), (1272, 127170), (1296, 124815), (1413, 114480), (1431, 113040), (1570, 103032), (1590, 101736), (1620, 99852), (1884, 85860), (1908, 84780), (1944, 83210), (2120, 76302), (2160, 74889), (2355, 68688), (2385, 67824), (2430, 66568), (2512, 64395), (2544, 63585), (2826, 57240), (2862, 56520), (3140, 51516), (3180, 50868), (3240, 49926), (3768, 42930), (3816, 42390), (3888, 41605), (4239, 38160), (4240, 38151), (4293, 37680), (4710, 34344), (4770, 33912), (4860, 33284), (5652, 28620), (5724, 28260), (6280, 25758), (6360, 25434), (6480, 24963), (7065, 22896), (7155, 22608), (7536, 21465), (7632, 21195), (8321, 19440), (8478, 19080), (8586, 18840), (9420, 17172), (9540, 16956), (9720, 16642), (11304, 14310), (11448, 14130), (12560, 12879), (12717, 12720)]