15816971520

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{65381}}^1$

素因数の和:65418

約数の個数: 288

約数和(自身を含む): 64147587840

約数和(自身を除く): 48330616320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 3840, 4032, 4320, 4480, 5040, 5376, 5760, 6048, 6720, 6912, 7560, 8064, 8640, 8960, 10080, 11520, 12096, 13440, 15120, 16128, 17280, 20160, 24192, 26880, 30240, 34560, 40320, 48384, 60480, 65381, 80640, 120960, 130762, 196143, 241920, 261524, 326905, 392286, 457667, 523048, 588429, 653810, 784572, 915334, 980715, 1046096, 1176858, 1307620, 1373001, 1569144, 1765287, 1830668, 1961430, 2092192, 2288335, 2353716, 2615240, 2746002, 2942145, 3138288, 3530574, 3661336, 3922860, 4119003, 4184384, 4576670, 4707432, 5230480, 5492004, 5884290, 6276576, 6865005, 7061148, 7322672, 7845720, 8238006, 8368768, 8826435, 9153340, 9414864, 10460960, 10984008, 11768580, 12357009, 12553152, 13730010, 14122296, 14645344, 15691440, 16476012, 16737536, 17652870, 18306680, 18829728, 20595015, 20921920, 21968016, 23537160, 24714018, 25106304, 27460020, 28244592, 29290688, 31382880, 32952024, 35305740, 36613360, 37659456, 41190030, 41843840, 43936032, 47074320, 49428036, 50212608, 54920040, 56489184, 58581376, 61785045, 62765760, 65904048, 70611480, 73226720, 75318912, 82380060, 83687680, 87872064, 94148640, 98856072, 109840080, 112978368, 117162752, 123570090, 125531520, 131808096, 141222960, 146453440, 150637824, 164760120, 175744128, 188297280, 197712144, 219680160, 225956736, 247140180, 251063040, 263616192, 282445920, 292906880, 329520240, 351488256, 376594560, 395424288, 439360320, 451913472, 494280360, 527232384, 564891840, 585813760, 659040480, 753189120, 790848576, 878720640, 988560720, 1054464768, 1129783680, 1318080960, 1581697152, 1757441280, 1977121440, 2259567360, 2636161920, 3163394304, 3954242880, 5272323840, 7908485760, 15816971520]

約数ペア:

[(1, 15816971520), (2, 7908485760), (3, 5272323840), (4, 3954242880), (5, 3163394304), (6, 2636161920), (7, 2259567360), (8, 1977121440), (9, 1757441280), (10, 1581697152), (12, 1318080960), (14, 1129783680), (15, 1054464768), (16, 988560720), (18, 878720640), (20, 790848576), (21, 753189120), (24, 659040480), (27, 585813760), (28, 564891840), (30, 527232384), (32, 494280360), (35, 451913472), (36, 439360320), (40, 395424288), (42, 376594560), (45, 351488256), (48, 329520240), (54, 292906880), (56, 282445920), (60, 263616192), (63, 251063040), (64, 247140180), (70, 225956736), (72, 219680160), (80, 197712144), (84, 188297280), (90, 175744128), (96, 164760120), (105, 150637824), (108, 146453440), (112, 141222960), (120, 131808096), (126, 125531520), (128, 123570090), (135, 117162752), (140, 112978368), (144, 109840080), (160, 98856072), (168, 94148640), (180, 87872064), (189, 83687680), (192, 82380060), (210, 75318912), (216, 73226720), (224, 70611480), (240, 65904048), (252, 62765760), (256, 61785045), (270, 58581376), (280, 56489184), (288, 54920040), (315, 50212608), (320, 49428036), (336, 47074320), (360, 43936032), (378, 41843840), (384, 41190030), (420, 37659456), (432, 36613360), (448, 35305740), (480, 32952024), (504, 31382880), (540, 29290688), (560, 28244592), (576, 27460020), (630, 25106304), (640, 24714018), (672, 23537160), (720, 21968016), (756, 20921920), (768, 20595015), (840, 18829728), (864, 18306680), (896, 17652870), (945, 16737536), (960, 16476012), (1008, 15691440), (1080, 14645344), (1120, 14122296), (1152, 13730010), (1260, 12553152), (1280, 12357009), (1344, 11768580), (1440, 10984008), (1512, 10460960), (1680, 9414864), (1728, 9153340), (1792, 8826435), (1890, 8368768), (1920, 8238006), (2016, 7845720), (2160, 7322672), (2240, 7061148), (2304, 6865005), (2520, 6276576), (2688, 5884290), (2880, 5492004), (3024, 5230480), (3360, 4707432), (3456, 4576670), (3780, 4184384), (3840, 4119003), (4032, 3922860), (4320, 3661336), (4480, 3530574), (5040, 3138288), (5376, 2942145), (5760, 2746002), (6048, 2615240), (6720, 2353716), (6912, 2288335), (7560, 2092192), (8064, 1961430), (8640, 1830668), (8960, 1765287), (10080, 1569144), (11520, 1373001), (12096, 1307620), (13440, 1176858), (15120, 1046096), (16128, 980715), (17280, 915334), (20160, 784572), (24192, 653810), (26880, 588429), (30240, 523048), (34560, 457667), (40320, 392286), (48384, 326905), (60480, 261524), (65381, 241920), (80640, 196143), (120960, 130762)]