84798840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{643}}^1$

素因数の和:821

約数の個数: 128

約数和(自身を含む): 293045760

約数和(自身を除く): 208246920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 157, 168, 210, 280, 314, 420, 471, 628, 643, 785, 840, 942, 1099, 1256, 1286, 1570, 1884, 1929, 2198, 2355, 2572, 3140, 3215, 3297, 3768, 3858, 4396, 4501, 4710, 5144, 5495, 6280, 6430, 6594, 7716, 8792, 9002, 9420, 9645, 10990, 12860, 13188, 13503, 15432, 16485, 18004, 18840, 19290, 21980, 22505, 25720, 26376, 27006, 32970, 36008, 38580, 43960, 45010, 54012, 65940, 67515, 77160, 90020, 100951, 108024, 131880, 135030, 180040, 201902, 270060, 302853, 403804, 504755, 540120, 605706, 706657, 807608, 1009510, 1211412, 1413314, 1514265, 2019020, 2119971, 2422824, 2826628, 3028530, 3533285, 4038040, 4239942, 5653256, 6057060, 7066570, 8479884, 10599855, 12114120, 14133140, 16959768, 21199710, 28266280, 42399420, 84798840]

約数ペア:

[(1, 84798840), (2, 42399420), (3, 28266280), (4, 21199710), (5, 16959768), (6, 14133140), (7, 12114120), (8, 10599855), (10, 8479884), (12, 7066570), (14, 6057060), (15, 5653256), (20, 4239942), (21, 4038040), (24, 3533285), (28, 3028530), (30, 2826628), (35, 2422824), (40, 2119971), (42, 2019020), (56, 1514265), (60, 1413314), (70, 1211412), (84, 1009510), (105, 807608), (120, 706657), (140, 605706), (157, 540120), (168, 504755), (210, 403804), (280, 302853), (314, 270060), (420, 201902), (471, 180040), (628, 135030), (643, 131880), (785, 108024), (840, 100951), (942, 90020), (1099, 77160), (1256, 67515), (1286, 65940), (1570, 54012), (1884, 45010), (1929, 43960), (2198, 38580), (2355, 36008), (2572, 32970), (3140, 27006), (3215, 26376), (3297, 25720), (3768, 22505), (3858, 21980), (4396, 19290), (4501, 18840), (4710, 18004), (5144, 16485), (5495, 15432), (6280, 13503), (6430, 13188), (6594, 12860), (7716, 10990), (8792, 9645), (9002, 9420)]