201563520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1721}}^1$

素因数の和:1804

約数の個数: 128

約数和(自身を含む): 653395680

約数和(自身を除く): 451832160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 305, 320, 366, 384, 480, 488, 610, 640, 732, 915, 960, 976, 1220, 1464, 1721, 1830, 1920, 1952, 2440, 2928, 3442, 3660, 3904, 4880, 5163, 5856, 6884, 7320, 7808, 8605, 9760, 10326, 11712, 13768, 14640, 17210, 19520, 20652, 23424, 25815, 27536, 29280, 34420, 39040, 41304, 51630, 55072, 58560, 68840, 82608, 103260, 104981, 110144, 117120, 137680, 165216, 206520, 209962, 220288, 275360, 314943, 330432, 413040, 419924, 524905, 550720, 629886, 660864, 826080, 839848, 1049810, 1101440, 1259772, 1574715, 1652160, 1679696, 2099620, 2519544, 3149430, 3304320, 3359392, 4199240, 5039088, 6298860, 6718784, 8398480, 10078176, 12597720, 13437568, 16796960, 20156352, 25195440, 33593920, 40312704, 50390880, 67187840, 100781760, 201563520]

約数ペア:

[(1, 201563520), (2, 100781760), (3, 67187840), (4, 50390880), (5, 40312704), (6, 33593920), (8, 25195440), (10, 20156352), (12, 16796960), (15, 13437568), (16, 12597720), (20, 10078176), (24, 8398480), (30, 6718784), (32, 6298860), (40, 5039088), (48, 4199240), (60, 3359392), (61, 3304320), (64, 3149430), (80, 2519544), (96, 2099620), (120, 1679696), (122, 1652160), (128, 1574715), (160, 1259772), (183, 1101440), (192, 1049810), (240, 839848), (244, 826080), (305, 660864), (320, 629886), (366, 550720), (384, 524905), (480, 419924), (488, 413040), (610, 330432), (640, 314943), (732, 275360), (915, 220288), (960, 209962), (976, 206520), (1220, 165216), (1464, 137680), (1721, 117120), (1830, 110144), (1920, 104981), (1952, 103260), (2440, 82608), (2928, 68840), (3442, 58560), (3660, 55072), (3904, 51630), (4880, 41304), (5163, 39040), (5856, 34420), (6884, 29280), (7320, 27536), (7808, 25815), (8605, 23424), (9760, 20652), (10326, 19520), (11712, 17210), (13768, 14640)]