64381140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15551}}^1$

素因数の和:15589

約数の個数: 72

約数和(自身を含む): 203793408

約数和(自身を除く): 139412268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 15551, 31102, 46653, 62204, 77755, 93306, 139959, 155510, 186612, 233265, 279918, 311020, 357673, 466530, 559836, 699795, 715346, 933060, 1073019, 1399590, 1430692, 1788365, 2146038, 2799180, 3219057, 3576730, 4292076, 5365095, 6438114, 7153460, 10730190, 12876228, 16095285, 21460380, 32190570, 64381140]

約数ペア:

[(1, 64381140), (2, 32190570), (3, 21460380), (4, 16095285), (5, 12876228), (6, 10730190), (9, 7153460), (10, 6438114), (12, 5365095), (15, 4292076), (18, 3576730), (20, 3219057), (23, 2799180), (30, 2146038), (36, 1788365), (45, 1430692), (46, 1399590), (60, 1073019), (69, 933060), (90, 715346), (92, 699795), (115, 559836), (138, 466530), (180, 357673), (207, 311020), (230, 279918), (276, 233265), (345, 186612), (414, 155510), (460, 139959), (690, 93306), (828, 77755), (1035, 62204), (1380, 46653), (2070, 31102), (4140, 15551)]