15673769720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{788419}}^1$

素因数の和:788508

約数の個数: 64

約数和(自身を含む): 40871692800

約数和(自身を除く): 25197923080

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, 4970, 9940, 19880, 788419, 1576838, 3153676, 3942095, 5518933, 6307352, 7884190, 11037866, 15768380, 22075732, 27594665, 31536760, 44151464, 55189330, 55977749, 110378660, 111955498, 220757320, 223910996, 279888745, 391844243, 447821992, 559777490, 783688486, 1119554980, 1567376972, 1959221215, 2239109960, 3134753944, 3918442430, 7836884860, 15673769720]

約数ペア:

[(1, 15673769720), (2, 7836884860), (4, 3918442430), (5, 3134753944), (7, 2239109960), (8, 1959221215), (10, 1567376972), (14, 1119554980), (20, 783688486), (28, 559777490), (35, 447821992), (40, 391844243), (56, 279888745), (70, 223910996), (71, 220757320), (140, 111955498), (142, 110378660), (280, 55977749), (284, 55189330), (355, 44151464), (497, 31536760), (568, 27594665), (710, 22075732), (994, 15768380), (1420, 11037866), (1988, 7884190), (2485, 6307352), (2840, 5518933), (3976, 3942095), (4970, 3153676), (9940, 1576838), (19880, 788419)]