20170205460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{85999}}^1$

素因数の和:87317

約数の個数: 72

約数和(自身を含む): 61230624000

約数和(自身を除く): 41060418540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1303, 2606, 3909, 5212, 6515, 7818, 11727, 13030, 15636, 19545, 23454, 26060, 39090, 46908, 58635, 78180, 85999, 117270, 171998, 234540, 257997, 343996, 429995, 515994, 773991, 859990, 1031988, 1289985, 1547982, 1719980, 2579970, 3095964, 3869955, 5159940, 7739910, 15479820, 112056697, 224113394, 336170091, 448226788, 560283485, 672340182, 1008510273, 1120566970, 1344680364, 1680850455, 2017020546, 2241133940, 3361700910, 4034041092, 5042551365, 6723401820, 10085102730, 20170205460]

約数ペア:

[(1, 20170205460), (2, 10085102730), (3, 6723401820), (4, 5042551365), (5, 4034041092), (6, 3361700910), (9, 2241133940), (10, 2017020546), (12, 1680850455), (15, 1344680364), (18, 1120566970), (20, 1008510273), (30, 672340182), (36, 560283485), (45, 448226788), (60, 336170091), (90, 224113394), (180, 112056697), (1303, 15479820), (2606, 7739910), (3909, 5159940), (5212, 3869955), (6515, 3095964), (7818, 2579970), (11727, 1719980), (13030, 1547982), (15636, 1289985), (19545, 1031988), (23454, 859990), (26060, 773991), (39090, 515994), (46908, 429995), (58635, 343996), (78180, 257997), (85999, 234540), (117270, 171998)]