420035040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{291691}}^1$

素因数の和:291712

約数の個数: 72

約数和(自身を含む): 1433374488

約数和(自身を除く): 1013339448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 291691, 583382, 875073, 1166764, 1458455, 1750146, 2333528, 2625219, 2916910, 3500292, 4375365, 4667056, 5250438, 5833820, 7000584, 8750730, 9334112, 10500876, 11667640, 13126095, 14001168, 17501460, 21001752, 23335280, 26252190, 28002336, 35002920, 42003504, 46670560, 52504380, 70005840, 84007008, 105008760, 140011680, 210017520, 420035040]

約数ペア:

[(1, 420035040), (2, 210017520), (3, 140011680), (4, 105008760), (5, 84007008), (6, 70005840), (8, 52504380), (9, 46670560), (10, 42003504), (12, 35002920), (15, 28002336), (16, 26252190), (18, 23335280), (20, 21001752), (24, 17501460), (30, 14001168), (32, 13126095), (36, 11667640), (40, 10500876), (45, 9334112), (48, 8750730), (60, 7000584), (72, 5833820), (80, 5250438), (90, 4667056), (96, 4375365), (120, 3500292), (144, 2916910), (160, 2625219), (180, 2333528), (240, 1750146), (288, 1458455), (360, 1166764), (480, 875073), (720, 583382), (1440, 291691)]