18768480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:720

約数の個数: 96

約数和(自身を含む): 60183648

約数和(自身を除く): 41415168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 80, 96, 120, 122, 160, 183, 240, 244, 305, 366, 480, 488, 610, 641, 732, 915, 976, 1220, 1282, 1464, 1830, 1923, 1952, 2440, 2564, 2928, 3205, 3660, 3846, 4880, 5128, 5856, 6410, 7320, 7692, 9615, 9760, 10256, 12820, 14640, 15384, 19230, 20512, 25640, 29280, 30768, 38460, 39101, 51280, 61536, 76920, 78202, 102560, 117303, 153840, 156404, 195505, 234606, 307680, 312808, 391010, 469212, 586515, 625616, 782020, 938424, 1173030, 1251232, 1564040, 1876848, 2346060, 3128080, 3753696, 4692120, 6256160, 9384240, 18768480]

約数ペア:

[(1, 18768480), (2, 9384240), (3, 6256160), (4, 4692120), (5, 3753696), (6, 3128080), (8, 2346060), (10, 1876848), (12, 1564040), (15, 1251232), (16, 1173030), (20, 938424), (24, 782020), (30, 625616), (32, 586515), (40, 469212), (48, 391010), (60, 312808), (61, 307680), (80, 234606), (96, 195505), (120, 156404), (122, 153840), (160, 117303), (183, 102560), (240, 78202), (244, 76920), (305, 61536), (366, 51280), (480, 39101), (488, 38460), (610, 30768), (641, 29280), (732, 25640), (915, 20512), (976, 19230), (1220, 15384), (1282, 14640), (1464, 12820), (1830, 10256), (1923, 9760), (1952, 9615), (2440, 7692), (2564, 7320), (2928, 6410), (3205, 5856), (3660, 5128), (3846, 4880)]