161322720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:385

約数の個数: 192

約数和(自身を含む): 554770944

約数和(自身を除く): 393448224

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, 65, 78, 80, 96, 103, 104, 120, 130, 156, 160, 195, 206, 208, 240, 251, 260, 309, 312, 390, 412, 416, 480, 502, 515, 520, 618, 624, 753, 780, 824, 1004, 1030, 1040, 1236, 1248, 1255, 1339, 1506, 1545, 1560, 1648, 2008, 2060, 2080, 2472, 2510, 2678, 3012, 3090, 3120, 3263, 3296, 3765, 4016, 4017, 4120, 4944, 5020, 5356, 6024, 6180, 6240, 6526, 6695, 7530, 8032, 8034, 8240, 9789, 9888, 10040, 10712, 12048, 12360, 13052, 13390, 15060, 16068, 16315, 16480, 19578, 20080, 20085, 21424, 24096, 24720, 25853, 26104, 26780, 30120, 32136, 32630, 39156, 40160, 40170, 42848, 48945, 49440, 51706, 52208, 53560, 60240, 64272, 65260, 77559, 78312, 80340, 97890, 103412, 104416, 107120, 120480, 128544, 129265, 130520, 155118, 156624, 160680, 195780, 206824, 214240, 258530, 261040, 310236, 313248, 321360, 336089, 387795, 391560, 413648, 517060, 522080, 620472, 642720, 672178, 775590, 783120, 827296, 1008267, 1034120, 1240944, 1344356, 1551180, 1566240, 1680445, 2016534, 2068240, 2481888, 2688712, 3102360, 3360890, 4033068, 4136480, 5041335, 5377424, 6204720, 6721780, 8066136, 10082670, 10754848, 12409440, 13443560, 16132272, 20165340, 26887120, 32264544, 40330680, 53774240, 80661360, 161322720]

約数ペア:

[(1, 161322720), (2, 80661360), (3, 53774240), (4, 40330680), (5, 32264544), (6, 26887120), (8, 20165340), (10, 16132272), (12, 13443560), (13, 12409440), (15, 10754848), (16, 10082670), (20, 8066136), (24, 6721780), (26, 6204720), (30, 5377424), (32, 5041335), (39, 4136480), (40, 4033068), (48, 3360890), (52, 3102360), (60, 2688712), (65, 2481888), (78, 2068240), (80, 2016534), (96, 1680445), (103, 1566240), (104, 1551180), (120, 1344356), (130, 1240944), (156, 1034120), (160, 1008267), (195, 827296), (206, 783120), (208, 775590), (240, 672178), (251, 642720), (260, 620472), (309, 522080), (312, 517060), (390, 413648), (412, 391560), (416, 387795), (480, 336089), (502, 321360), (515, 313248), (520, 310236), (618, 261040), (624, 258530), (753, 214240), (780, 206824), (824, 195780), (1004, 160680), (1030, 156624), (1040, 155118), (1236, 130520), (1248, 129265), (1255, 128544), (1339, 120480), (1506, 107120), (1545, 104416), (1560, 103412), (1648, 97890), (2008, 80340), (2060, 78312), (2080, 77559), (2472, 65260), (2510, 64272), (2678, 60240), (3012, 53560), (3090, 52208), (3120, 51706), (3263, 49440), (3296, 48945), (3765, 42848), (4016, 40170), (4017, 40160), (4120, 39156), (4944, 32630), (5020, 32136), (5356, 30120), (6024, 26780), (6180, 26104), (6240, 25853), (6526, 24720), (6695, 24096), (7530, 21424), (8032, 20085), (8034, 20080), (8240, 19578), (9789, 16480), (9888, 16315), (10040, 16068), (10712, 15060), (12048, 13390), (12360, 13052)]