155984920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42853}}^1$

素因数の和:42884

約数の個数: 64

約数和(自身を含む): 431968320

約数和(自身を除く): 275983400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 42853, 85706, 171412, 214265, 299971, 342824, 428530, 557089, 599942, 857060, 1114178, 1199884, 1499855, 1714120, 2228356, 2399768, 2785445, 2999710, 3899623, 4456712, 5570890, 5999420, 7799246, 11141780, 11998840, 15598492, 19498115, 22283560, 31196984, 38996230, 77992460, 155984920]

約数ペア:

[(1, 155984920), (2, 77992460), (4, 38996230), (5, 31196984), (7, 22283560), (8, 19498115), (10, 15598492), (13, 11998840), (14, 11141780), (20, 7799246), (26, 5999420), (28, 5570890), (35, 4456712), (40, 3899623), (52, 2999710), (56, 2785445), (65, 2399768), (70, 2228356), (91, 1714120), (104, 1499855), (130, 1199884), (140, 1114178), (182, 857060), (260, 599942), (280, 557089), (364, 428530), (455, 342824), (520, 299971), (728, 214265), (910, 171412), (1820, 85706), (3640, 42853)]