160805120

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:296

約数の個数: 144

約数和(自身を含む): 446802048

約数和(自身を除く): 285996928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 131, 137, 140, 160, 224, 256, 262, 274, 280, 320, 448, 524, 548, 560, 640, 655, 685, 896, 917, 959, 1048, 1096, 1120, 1280, 1310, 1370, 1792, 1834, 1918, 2096, 2192, 2240, 2620, 2740, 3668, 3836, 4192, 4384, 4480, 4585, 4795, 5240, 5480, 7336, 7672, 8384, 8768, 8960, 9170, 9590, 10480, 10960, 14672, 15344, 16768, 17536, 17947, 18340, 19180, 20960, 21920, 29344, 30688, 33536, 35072, 35894, 36680, 38360, 41920, 43840, 58688, 61376, 71788, 73360, 76720, 83840, 87680, 89735, 117376, 122752, 125629, 143576, 146720, 153440, 167680, 175360, 179470, 234752, 245504, 251258, 287152, 293440, 306880, 358940, 502516, 574304, 586880, 613760, 628145, 717880, 1005032, 1148608, 1173760, 1227520, 1256290, 1435760, 2010064, 2297216, 2512580, 2871520, 4020128, 4594432, 5025160, 5743040, 8040256, 10050320, 11486080, 16080512, 20100640, 22972160, 32161024, 40201280, 80402560, 160805120]

約数ペア:

[(1, 160805120), (2, 80402560), (4, 40201280), (5, 32161024), (7, 22972160), (8, 20100640), (10, 16080512), (14, 11486080), (16, 10050320), (20, 8040256), (28, 5743040), (32, 5025160), (35, 4594432), (40, 4020128), (56, 2871520), (64, 2512580), (70, 2297216), (80, 2010064), (112, 1435760), (128, 1256290), (131, 1227520), (137, 1173760), (140, 1148608), (160, 1005032), (224, 717880), (256, 628145), (262, 613760), (274, 586880), (280, 574304), (320, 502516), (448, 358940), (524, 306880), (548, 293440), (560, 287152), (640, 251258), (655, 245504), (685, 234752), (896, 179470), (917, 175360), (959, 167680), (1048, 153440), (1096, 146720), (1120, 143576), (1280, 125629), (1310, 122752), (1370, 117376), (1792, 89735), (1834, 87680), (1918, 83840), (2096, 76720), (2192, 73360), (2240, 71788), (2620, 61376), (2740, 58688), (3668, 43840), (3836, 41920), (4192, 38360), (4384, 36680), (4480, 35894), (4585, 35072), (4795, 33536), (5240, 30688), (5480, 29344), (7336, 21920), (7672, 20960), (8384, 19180), (8768, 18340), (8960, 17947), (9170, 17536), (9590, 16768), (10480, 15344), (10960, 14672)]