68254680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43753}}^1$

素因数の和:43780

約数の個数: 64

約数和(自身を含む): 220520160

約数和(自身を除く): 152265480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 43753, 87506, 131259, 175012, 218765, 262518, 350024, 437530, 525036, 568789, 656295, 875060, 1050072, 1137578, 1312590, 1706367, 1750120, 2275156, 2625180, 2843945, 3412734, 4550312, 5250360, 5687890, 6825468, 8531835, 11375780, 13650936, 17063670, 22751560, 34127340, 68254680]

約数ペア:

[(1, 68254680), (2, 34127340), (3, 22751560), (4, 17063670), (5, 13650936), (6, 11375780), (8, 8531835), (10, 6825468), (12, 5687890), (13, 5250360), (15, 4550312), (20, 3412734), (24, 2843945), (26, 2625180), (30, 2275156), (39, 1750120), (40, 1706367), (52, 1312590), (60, 1137578), (65, 1050072), (78, 875060), (104, 656295), (120, 568789), (130, 525036), (156, 437530), (195, 350024), (260, 262518), (312, 218765), (390, 175012), (520, 131259), (780, 87506), (1560, 43753)]