87943040

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:232

約数の個数: 128

約数和(自身を含む): 228031200

約数和(自身を除く): 140088160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 59, 64, 68, 80, 85, 118, 128, 136, 137, 160, 170, 236, 272, 274, 295, 320, 340, 472, 544, 548, 590, 640, 680, 685, 944, 1003, 1088, 1096, 1180, 1360, 1370, 1888, 2006, 2176, 2192, 2329, 2360, 2720, 2740, 3776, 4012, 4384, 4658, 4720, 5015, 5440, 5480, 7552, 8024, 8083, 8768, 9316, 9440, 10030, 10880, 10960, 11645, 16048, 16166, 17536, 18632, 18880, 20060, 21920, 23290, 32096, 32332, 37264, 37760, 40120, 40415, 43840, 46580, 64192, 64664, 74528, 80240, 80830, 87680, 93160, 128384, 129328, 137411, 149056, 160480, 161660, 186320, 258656, 274822, 298112, 320960, 323320, 372640, 517312, 549644, 641920, 646640, 687055, 745280, 1034624, 1099288, 1293280, 1374110, 1490560, 2198576, 2586560, 2748220, 4397152, 5173120, 5496440, 8794304, 10992880, 17588608, 21985760, 43971520, 87943040]

約数ペア:

[(1, 87943040), (2, 43971520), (4, 21985760), (5, 17588608), (8, 10992880), (10, 8794304), (16, 5496440), (17, 5173120), (20, 4397152), (32, 2748220), (34, 2586560), (40, 2198576), (59, 1490560), (64, 1374110), (68, 1293280), (80, 1099288), (85, 1034624), (118, 745280), (128, 687055), (136, 646640), (137, 641920), (160, 549644), (170, 517312), (236, 372640), (272, 323320), (274, 320960), (295, 298112), (320, 274822), (340, 258656), (472, 186320), (544, 161660), (548, 160480), (590, 149056), (640, 137411), (680, 129328), (685, 128384), (944, 93160), (1003, 87680), (1088, 80830), (1096, 80240), (1180, 74528), (1360, 64664), (1370, 64192), (1888, 46580), (2006, 43840), (2176, 40415), (2192, 40120), (2329, 37760), (2360, 37264), (2720, 32332), (2740, 32096), (3776, 23290), (4012, 21920), (4384, 20060), (4658, 18880), (4720, 18632), (5015, 17536), (5440, 16166), (5480, 16048), (7552, 11645), (8024, 10960), (8083, 10880), (8768, 10030), (9316, 9440)]