84212040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{487}}^1$

素因数の和:643

約数の個数: 128

約数和(自身を含む): 278277120

約数和(自身を除く): 194065080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 131, 132, 165, 220, 262, 264, 330, 393, 440, 487, 524, 655, 660, 786, 974, 1048, 1310, 1320, 1441, 1461, 1572, 1948, 1965, 2435, 2620, 2882, 2922, 3144, 3896, 3930, 4323, 4870, 5240, 5357, 5764, 5844, 7205, 7305, 7860, 8646, 9740, 10714, 11528, 11688, 14410, 14610, 15720, 16071, 17292, 19480, 21428, 21615, 26785, 28820, 29220, 32142, 34584, 42856, 43230, 53570, 57640, 58440, 63797, 64284, 80355, 86460, 107140, 127594, 128568, 160710, 172920, 191391, 214280, 255188, 318985, 321420, 382782, 510376, 637970, 642840, 701767, 765564, 956955, 1275940, 1403534, 1531128, 1913910, 2105301, 2551880, 2807068, 3508835, 3827820, 4210602, 5614136, 7017670, 7655640, 8421204, 10526505, 14035340, 16842408, 21053010, 28070680, 42106020, 84212040]

約数ペア:

[(1, 84212040), (2, 42106020), (3, 28070680), (4, 21053010), (5, 16842408), (6, 14035340), (8, 10526505), (10, 8421204), (11, 7655640), (12, 7017670), (15, 5614136), (20, 4210602), (22, 3827820), (24, 3508835), (30, 2807068), (33, 2551880), (40, 2105301), (44, 1913910), (55, 1531128), (60, 1403534), (66, 1275940), (88, 956955), (110, 765564), (120, 701767), (131, 642840), (132, 637970), (165, 510376), (220, 382782), (262, 321420), (264, 318985), (330, 255188), (393, 214280), (440, 191391), (487, 172920), (524, 160710), (655, 128568), (660, 127594), (786, 107140), (974, 86460), (1048, 80355), (1310, 64284), (1320, 63797), (1441, 58440), (1461, 57640), (1572, 53570), (1948, 43230), (1965, 42856), (2435, 34584), (2620, 32142), (2882, 29220), (2922, 28820), (3144, 26785), (3896, 21615), (3930, 21428), (4323, 19480), (4870, 17292), (5240, 16071), (5357, 15720), (5764, 14610), (5844, 14410), (7205, 11688), (7305, 11528), (7860, 10714), (8646, 9740)]