81730080

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{18919}}^1$

素因数の和:18943

約数の個数: 96

約数和(自身を含む): 286070400

約数和(自身を除く): 204340320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 18919, 37838, 56757, 75676, 94595, 113514, 151352, 170271, 189190, 227028, 283785, 302704, 340542, 378380, 454056, 510813, 567570, 605408, 681084, 756760, 851355, 908112, 1021626, 1135140, 1362168, 1513520, 1702710, 1816224, 2043252, 2270280, 2554065, 2724336, 3027040, 3405420, 4086504, 4540560, 5108130, 5448672, 6810840, 8173008, 9081120, 10216260, 13621680, 16346016, 20432520, 27243360, 40865040, 81730080]

約数ペア:

[(1, 81730080), (2, 40865040), (3, 27243360), (4, 20432520), (5, 16346016), (6, 13621680), (8, 10216260), (9, 9081120), (10, 8173008), (12, 6810840), (15, 5448672), (16, 5108130), (18, 4540560), (20, 4086504), (24, 3405420), (27, 3027040), (30, 2724336), (32, 2554065), (36, 2270280), (40, 2043252), (45, 1816224), (48, 1702710), (54, 1513520), (60, 1362168), (72, 1135140), (80, 1021626), (90, 908112), (96, 851355), (108, 756760), (120, 681084), (135, 605408), (144, 567570), (160, 510813), (180, 454056), (216, 378380), (240, 340542), (270, 302704), (288, 283785), (360, 227028), (432, 189190), (480, 170271), (540, 151352), (720, 113514), (864, 94595), (1080, 75676), (1440, 56757), (2160, 37838), (4320, 18919)]