84350840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4243}}^1$

素因数の和:4332

約数の個数: 64

約数和(自身を含む): 220008960

約数和(自身を除く): 135658120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3976, 4243, 4970, 8486, 9940, 16972, 19880, 21215, 29701, 33944, 42430, 59402, 84860, 118804, 148505, 169720, 237608, 297010, 301253, 594020, 602506, 1188040, 1205012, 1506265, 2108771, 2410024, 3012530, 4217542, 6025060, 8435084, 10543855, 12050120, 16870168, 21087710, 42175420, 84350840]

約数ペア:

[(1, 84350840), (2, 42175420), (4, 21087710), (5, 16870168), (7, 12050120), (8, 10543855), (10, 8435084), (14, 6025060), (20, 4217542), (28, 3012530), (35, 2410024), (40, 2108771), (56, 1506265), (70, 1205012), (71, 1188040), (140, 602506), (142, 594020), (280, 301253), (284, 297010), (355, 237608), (497, 169720), (568, 148505), (710, 118804), (994, 84860), (1420, 59402), (1988, 42430), (2485, 33944), (2840, 29701), (3976, 21215), (4243, 19880), (4970, 16972), (8486, 9940)]