240732050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:988

約数の個数: 72

約数和(自身を含む): 501039360

約数和(自身を除く): 260307310

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 169, 310, 325, 338, 403, 650, 775, 806, 845, 919, 1550, 1690, 1838, 2015, 4030, 4225, 4595, 5239, 8450, 9190, 10075, 10478, 11947, 20150, 22975, 23894, 26195, 28489, 45950, 52390, 56978, 59735, 119470, 130975, 142445, 155311, 261950, 284890, 298675, 310622, 370357, 597350, 712225, 740714, 776555, 1424450, 1553110, 1851785, 3703570, 3882775, 4814641, 7765550, 9258925, 9629282, 18517850, 24073205, 48146410, 120366025, 240732050]

約数ペア:

[(1, 240732050), (2, 120366025), (5, 48146410), (10, 24073205), (13, 18517850), (25, 9629282), (26, 9258925), (31, 7765550), (50, 4814641), (62, 3882775), (65, 3703570), (130, 1851785), (155, 1553110), (169, 1424450), (310, 776555), (325, 740714), (338, 712225), (403, 597350), (650, 370357), (775, 310622), (806, 298675), (845, 284890), (919, 261950), (1550, 155311), (1690, 142445), (1838, 130975), (2015, 119470), (4030, 59735), (4225, 56978), (4595, 52390), (5239, 45950), (8450, 28489), (9190, 26195), (10075, 23894), (10478, 22975), (11947, 20150)]