161120960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1$

素因数の和:551

約数の個数: 224

約数和(自身を含む): 516160512

約数和(自身を除く): 355039552

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 64, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 160, 176, 182, 208, 220, 224, 260, 280, 286, 308, 320, 352, 364, 385, 416, 440, 448, 455, 503, 520, 560, 572, 616, 704, 715, 728, 770, 832, 880, 910, 1001, 1006, 1040, 1120, 1144, 1232, 1430, 1456, 1540, 1760, 1820, 2002, 2012, 2080, 2240, 2288, 2464, 2515, 2860, 2912, 3080, 3520, 3521, 3640, 4004, 4024, 4160, 4576, 4928, 5005, 5030, 5533, 5720, 5824, 6160, 6539, 7042, 7280, 8008, 8048, 9152, 10010, 10060, 11066, 11440, 12320, 13078, 14084, 14560, 16016, 16096, 17605, 20020, 20120, 22132, 22880, 24640, 26156, 27665, 28168, 29120, 32032, 32192, 32695, 35210, 38731, 40040, 40240, 44264, 45760, 45773, 52312, 55330, 56336, 64064, 65390, 70420, 71929, 77462, 80080, 80480, 88528, 91546, 104624, 110660, 112672, 130780, 140840, 143858, 154924, 160160, 160960, 177056, 183092, 193655, 209248, 221320, 225344, 228865, 261560, 281680, 287716, 309848, 320320, 354112, 359645, 366184, 387310, 418496, 442640, 457730, 503503, 523120, 563360, 575432, 619696, 719290, 732368, 774620, 885280, 915460, 1007006, 1046240, 1126720, 1150864, 1239392, 1438580, 1464736, 1549240, 1770560, 1830920, 2014012, 2092480, 2301728, 2478784, 2517515, 2877160, 2929472, 3098480, 3661840, 4028024, 4603456, 5035030, 5754320, 6196960, 7323680, 8056048, 10070060, 11508640, 12393920, 14647360, 16112096, 20140120, 23017280, 32224192, 40280240, 80560480, 161120960]

約数ペア:

[(1, 161120960), (2, 80560480), (4, 40280240), (5, 32224192), (7, 23017280), (8, 20140120), (10, 16112096), (11, 14647360), (13, 12393920), (14, 11508640), (16, 10070060), (20, 8056048), (22, 7323680), (26, 6196960), (28, 5754320), (32, 5035030), (35, 4603456), (40, 4028024), (44, 3661840), (52, 3098480), (55, 2929472), (56, 2877160), (64, 2517515), (65, 2478784), (70, 2301728), (77, 2092480), (80, 2014012), (88, 1830920), (91, 1770560), (104, 1549240), (110, 1464736), (112, 1438580), (130, 1239392), (140, 1150864), (143, 1126720), (154, 1046240), (160, 1007006), (176, 915460), (182, 885280), (208, 774620), (220, 732368), (224, 719290), (260, 619696), (280, 575432), (286, 563360), (308, 523120), (320, 503503), (352, 457730), (364, 442640), (385, 418496), (416, 387310), (440, 366184), (448, 359645), (455, 354112), (503, 320320), (520, 309848), (560, 287716), (572, 281680), (616, 261560), (704, 228865), (715, 225344), (728, 221320), (770, 209248), (832, 193655), (880, 183092), (910, 177056), (1001, 160960), (1006, 160160), (1040, 154924), (1120, 143858), (1144, 140840), (1232, 130780), (1430, 112672), (1456, 110660), (1540, 104624), (1760, 91546), (1820, 88528), (2002, 80480), (2012, 80080), (2080, 77462), (2240, 71929), (2288, 70420), (2464, 65390), (2515, 64064), (2860, 56336), (2912, 55330), (3080, 52312), (3520, 45773), (3521, 45760), (3640, 44264), (4004, 40240), (4024, 40040), (4160, 38731), (4576, 35210), (4928, 32695), (5005, 32192), (5030, 32032), (5533, 29120), (5720, 28168), (5824, 27665), (6160, 26156), (6539, 24640), (7042, 22880), (7280, 22132), (8008, 20120), (8048, 20020), (9152, 17605), (10010, 16096), (10060, 16016), (11066, 14560), (11440, 14084), (12320, 13078)]