157315840

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11173}}^1$

素因数の和:11205

約数の個数: 72

約数和(自身を含む): 411113808

約数和(自身を除く): 253797968

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 7040, 11173, 14080, 22346, 44692, 55865, 89384, 111730, 122903, 178768, 223460, 245806, 357536, 446920, 491612, 614515, 715072, 893840, 983224, 1229030, 1430144, 1787680, 1966448, 2458060, 2860288, 3575360, 3932896, 4916120, 7150720, 7865792, 9832240, 14301440, 15731584, 19664480, 31463168, 39328960, 78657920, 157315840]

約数ペア:

[(1, 157315840), (2, 78657920), (4, 39328960), (5, 31463168), (8, 19664480), (10, 15731584), (11, 14301440), (16, 9832240), (20, 7865792), (22, 7150720), (32, 4916120), (40, 3932896), (44, 3575360), (55, 2860288), (64, 2458060), (80, 1966448), (88, 1787680), (110, 1430144), (128, 1229030), (160, 983224), (176, 893840), (220, 715072), (256, 614515), (320, 491612), (352, 446920), (440, 357536), (640, 245806), (704, 223460), (880, 178768), (1280, 122903), (1408, 111730), (1760, 89384), (2816, 55865), (3520, 44692), (7040, 22346), (11173, 14080)]