161003520

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{1747}}^1$

素因数の和:1780

約数の個数: 144

約数和(自身を含む): 558328680

約数和(自身を除く): 397325160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1747, 1920, 2048, 2304, 2560, 2880, 3072, 3494, 3840, 4608, 5120, 5241, 5760, 6144, 6988, 7680, 8735, 9216, 10240, 10482, 11520, 13976, 15360, 15723, 17470, 18432, 20964, 23040, 26205, 27952, 30720, 31446, 34940, 41928, 46080, 52410, 55904, 62892, 69880, 78615, 83856, 92160, 104820, 111808, 125784, 139760, 157230, 167712, 209640, 223616, 251568, 279520, 314460, 335424, 419280, 447232, 503136, 559040, 628920, 670848, 838560, 894464, 1006272, 1118080, 1257840, 1341696, 1677120, 1788928, 2012544, 2236160, 2515680, 2683392, 3354240, 3577856, 4025088, 4472320, 5031360, 5366784, 6708480, 8050176, 8944640, 10062720, 10733568, 13416960, 16100352, 17889280, 20125440, 26833920, 32200704, 40250880, 53667840, 80501760, 161003520]

約数ペア:

[(1, 161003520), (2, 80501760), (3, 53667840), (4, 40250880), (5, 32200704), (6, 26833920), (8, 20125440), (9, 17889280), (10, 16100352), (12, 13416960), (15, 10733568), (16, 10062720), (18, 8944640), (20, 8050176), (24, 6708480), (30, 5366784), (32, 5031360), (36, 4472320), (40, 4025088), (45, 3577856), (48, 3354240), (60, 2683392), (64, 2515680), (72, 2236160), (80, 2012544), (90, 1788928), (96, 1677120), (120, 1341696), (128, 1257840), (144, 1118080), (160, 1006272), (180, 894464), (192, 838560), (240, 670848), (256, 628920), (288, 559040), (320, 503136), (360, 447232), (384, 419280), (480, 335424), (512, 314460), (576, 279520), (640, 251568), (720, 223616), (768, 209640), (960, 167712), (1024, 157230), (1152, 139760), (1280, 125784), (1440, 111808), (1536, 104820), (1747, 92160), (1920, 83856), (2048, 78615), (2304, 69880), (2560, 62892), (2880, 55904), (3072, 52410), (3494, 46080), (3840, 41928), (4608, 34940), (5120, 31446), (5241, 30720), (5760, 27952), (6144, 26205), (6988, 23040), (7680, 20964), (8735, 18432), (9216, 17470), (10240, 15723), (10482, 15360), (11520, 13976)]