71987210880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{28001}}^1$

素因数の和:28139

約数の個数: 256

約数和(自身を含む): 249517981440

約数和(自身を除く): 177530770560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 103, 104, 120, 128, 130, 156, 160, 192, 195, 206, 208, 240, 260, 309, 312, 320, 384, 390, 412, 416, 480, 515, 520, 618, 624, 640, 780, 824, 832, 960, 1030, 1040, 1236, 1248, 1339, 1545, 1560, 1648, 1664, 1920, 2060, 2080, 2472, 2496, 2678, 3090, 3120, 3296, 4017, 4120, 4160, 4944, 4992, 5356, 6180, 6240, 6592, 6695, 8034, 8240, 8320, 9888, 10712, 12360, 12480, 13184, 13390, 16068, 16480, 19776, 20085, 21424, 24720, 24960, 26780, 28001, 32136, 32960, 39552, 40170, 42848, 49440, 53560, 56002, 64272, 65920, 80340, 84003, 85696, 98880, 107120, 112004, 128544, 140005, 160680, 168006, 171392, 197760, 214240, 224008, 257088, 280010, 321360, 336012, 364013, 420015, 428480, 448016, 514176, 560020, 642720, 672024, 728026, 840030, 856960, 896032, 1092039, 1120040, 1285440, 1344048, 1456052, 1680060, 1792064, 1820065, 2184078, 2240080, 2570880, 2688096, 2884103, 2912104, 3360120, 3584128, 3640130, 4368156, 4480160, 5376192, 5460195, 5768206, 5824208, 6720240, 7280260, 8652309, 8736312, 8960320, 10752384, 10920390, 11536412, 11648416, 13440480, 14420515, 14560520, 17304618, 17472624, 17920640, 21840780, 23072824, 23296832, 26880960, 28841030, 29121040, 34609236, 34945248, 37493339, 43261545, 43681560, 46145648, 46593664, 53761920, 57682060, 58242080, 69218472, 69890496, 74986678, 86523090, 87363120, 92291296, 112480017, 115364120, 116484160, 138436944, 139780992, 149973356, 173046180, 174726240, 184582592, 187466695, 224960034, 230728240, 232968320, 276873888, 299946712, 346092360, 349452480, 369165184, 374933390, 449920068, 461456480, 553747776, 562400085, 599893424, 692184720, 698904960, 749866780, 899840136, 922912960, 1107495552, 1124800170, 1199786848, 1384369440, 1499733560, 1799680272, 1845825920, 2249600340, 2399573696, 2768738880, 2999467120, 3599360544, 4499200680, 4799147392, 5537477760, 5998934240, 7198721088, 8998401360, 11997868480, 14397442176, 17996802720, 23995736960, 35993605440, 71987210880]

約数ペア:

[(1, 71987210880), (2, 35993605440), (3, 23995736960), (4, 17996802720), (5, 14397442176), (6, 11997868480), (8, 8998401360), (10, 7198721088), (12, 5998934240), (13, 5537477760), (15, 4799147392), (16, 4499200680), (20, 3599360544), (24, 2999467120), (26, 2768738880), (30, 2399573696), (32, 2249600340), (39, 1845825920), (40, 1799680272), (48, 1499733560), (52, 1384369440), (60, 1199786848), (64, 1124800170), (65, 1107495552), (78, 922912960), (80, 899840136), (96, 749866780), (103, 698904960), (104, 692184720), (120, 599893424), (128, 562400085), (130, 553747776), (156, 461456480), (160, 449920068), (192, 374933390), (195, 369165184), (206, 349452480), (208, 346092360), (240, 299946712), (260, 276873888), (309, 232968320), (312, 230728240), (320, 224960034), (384, 187466695), (390, 184582592), (412, 174726240), (416, 173046180), (480, 149973356), (515, 139780992), (520, 138436944), (618, 116484160), (624, 115364120), (640, 112480017), (780, 92291296), (824, 87363120), (832, 86523090), (960, 74986678), (1030, 69890496), (1040, 69218472), (1236, 58242080), (1248, 57682060), (1339, 53761920), (1545, 46593664), (1560, 46145648), (1648, 43681560), (1664, 43261545), (1920, 37493339), (2060, 34945248), (2080, 34609236), (2472, 29121040), (2496, 28841030), (2678, 26880960), (3090, 23296832), (3120, 23072824), (3296, 21840780), (4017, 17920640), (4120, 17472624), (4160, 17304618), (4944, 14560520), (4992, 14420515), (5356, 13440480), (6180, 11648416), (6240, 11536412), (6592, 10920390), (6695, 10752384), (8034, 8960320), (8240, 8736312), (8320, 8652309), (9888, 7280260), (10712, 6720240), (12360, 5824208), (12480, 5768206), (13184, 5460195), (13390, 5376192), (16068, 4480160), (16480, 4368156), (19776, 3640130), (20085, 3584128), (21424, 3360120), (24720, 2912104), (24960, 2884103), (26780, 2688096), (28001, 2570880), (32136, 2240080), (32960, 2184078), (39552, 1820065), (40170, 1792064), (42848, 1680060), (49440, 1456052), (53560, 1344048), (56002, 1285440), (64272, 1120040), (65920, 1092039), (80340, 896032), (84003, 856960), (85696, 840030), (98880, 728026), (107120, 672024), (112004, 642720), (128544, 560020), (140005, 514176), (160680, 448016), (168006, 428480), (171392, 420015), (197760, 364013), (214240, 336012), (224008, 321360), (257088, 280010)]