1728596280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{761}}^1\times {\mathrm{823}}^1$

素因数の和:1621

約数の個数: 128

約数和(自身を含む): 5424952320

約数和(自身を除く): 3696356040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 761, 823, 920, 1380, 1522, 1646, 2283, 2469, 2760, 3044, 3292, 3805, 4115, 4566, 4938, 6088, 6584, 7610, 8230, 9132, 9876, 11415, 12345, 15220, 16460, 17503, 18264, 18929, 19752, 22830, 24690, 30440, 32920, 35006, 37858, 45660, 49380, 52509, 56787, 70012, 75716, 87515, 91320, 94645, 98760, 105018, 113574, 140024, 151432, 175030, 189290, 210036, 227148, 262545, 283935, 350060, 378580, 420072, 454296, 525090, 567870, 626303, 700120, 757160, 1050180, 1135740, 1252606, 1878909, 2100360, 2271480, 2505212, 3131515, 3757818, 5010424, 6263030, 7515636, 9394545, 12526060, 14404969, 15031272, 18789090, 25052120, 28809938, 37578180, 43214907, 57619876, 72024845, 75156360, 86429814, 115239752, 144049690, 172859628, 216074535, 288099380, 345719256, 432149070, 576198760, 864298140, 1728596280]

約数ペア:

[(1, 1728596280), (2, 864298140), (3, 576198760), (4, 432149070), (5, 345719256), (6, 288099380), (8, 216074535), (10, 172859628), (12, 144049690), (15, 115239752), (20, 86429814), (23, 75156360), (24, 72024845), (30, 57619876), (40, 43214907), (46, 37578180), (60, 28809938), (69, 25052120), (92, 18789090), (115, 15031272), (120, 14404969), (138, 12526060), (184, 9394545), (230, 7515636), (276, 6263030), (345, 5010424), (460, 3757818), (552, 3131515), (690, 2505212), (761, 2271480), (823, 2100360), (920, 1878909), (1380, 1252606), (1522, 1135740), (1646, 1050180), (2283, 757160), (2469, 700120), (2760, 626303), (3044, 567870), (3292, 525090), (3805, 454296), (4115, 420072), (4566, 378580), (4938, 350060), (6088, 283935), (6584, 262545), (7610, 227148), (8230, 210036), (9132, 189290), (9876, 175030), (11415, 151432), (12345, 140024), (15220, 113574), (16460, 105018), (17503, 98760), (18264, 94645), (18929, 91320), (19752, 87515), (22830, 75716), (24690, 70012), (30440, 56787), (32920, 52509), (35006, 49380), (37858, 45660)]