144641920

素因数分解:

$2^7\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1171}}^1$

素因数の和:1383

約数の個数: 64

約数和(自身を含む): 347873040

約数和(自身を除く): 203231120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 193, 320, 386, 640, 772, 965, 1171, 1544, 1930, 2342, 3088, 3860, 4684, 5855, 6176, 7720, 9368, 11710, 12352, 15440, 18736, 23420, 24704, 30880, 37472, 46840, 61760, 74944, 93680, 123520, 149888, 187360, 226003, 374720, 452006, 749440, 904012, 1130015, 1808024, 2260030, 3616048, 4520060, 7232096, 9040120, 14464192, 18080240, 28928384, 36160480, 72320960, 144641920]

約数ペア:

[(1, 144641920), (2, 72320960), (4, 36160480), (5, 28928384), (8, 18080240), (10, 14464192), (16, 9040120), (20, 7232096), (32, 4520060), (40, 3616048), (64, 2260030), (80, 1808024), (128, 1130015), (160, 904012), (193, 749440), (320, 452006), (386, 374720), (640, 226003), (772, 187360), (965, 149888), (1171, 123520), (1544, 93680), (1930, 74944), (2342, 61760), (3088, 46840), (3860, 37472), (4684, 30880), (5855, 24704), (6176, 23420), (7720, 18736), (9368, 15440), (11710, 12352)]