328636620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{140443}}^1$

素因数の和:140471

約数の個数: 72

約数和(自身を含む): 1073553936

約数和(自身を除く): 744917316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 140443, 280886, 421329, 561772, 702215, 842658, 1263987, 1404430, 1685316, 1825759, 2106645, 2527974, 2808860, 3651518, 4213290, 5055948, 5477277, 6319935, 7303036, 8426580, 9128795, 10954554, 12639870, 16431831, 18257590, 21909108, 25279740, 27386385, 32863662, 36515180, 54772770, 65727324, 82159155, 109545540, 164318310, 328636620]

約数ペア:

[(1, 328636620), (2, 164318310), (3, 109545540), (4, 82159155), (5, 65727324), (6, 54772770), (9, 36515180), (10, 32863662), (12, 27386385), (13, 25279740), (15, 21909108), (18, 18257590), (20, 16431831), (26, 12639870), (30, 10954554), (36, 9128795), (39, 8426580), (45, 7303036), (52, 6319935), (60, 5477277), (65, 5055948), (78, 4213290), (90, 3651518), (117, 2808860), (130, 2527974), (156, 2106645), (180, 1825759), (195, 1685316), (234, 1404430), (260, 1263987), (390, 842658), (468, 702215), (585, 561772), (780, 421329), (1170, 280886), (2340, 140443)]