351572240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{269}}^1$

素因数の和:361

約数の個数: 120

約数和(自身を含む): 897632280

約数和(自身を除く): 546060040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 269, 272, 310, 340, 496, 527, 538, 620, 680, 961, 1054, 1076, 1240, 1345, 1360, 1922, 2108, 2152, 2480, 2635, 2690, 3844, 4216, 4304, 4573, 4805, 5270, 5380, 7688, 8339, 8432, 9146, 9610, 10540, 10760, 15376, 16337, 16678, 18292, 19220, 21080, 21520, 22865, 32674, 33356, 36584, 38440, 41695, 42160, 45730, 65348, 66712, 73168, 76880, 81685, 83390, 91460, 130696, 133424, 141763, 163370, 166780, 182920, 258509, 261392, 283526, 326740, 333560, 365840, 517018, 567052, 653480, 667120, 708815, 1034036, 1134104, 1292545, 1306960, 1417630, 2068072, 2268208, 2585090, 2835260, 4136144, 4394653, 5170180, 5670520, 8789306, 10340360, 11341040, 17578612, 20680720, 21973265, 35157224, 43946530, 70314448, 87893060, 175786120, 351572240]

約数ペア:

[(1, 351572240), (2, 175786120), (4, 87893060), (5, 70314448), (8, 43946530), (10, 35157224), (16, 21973265), (17, 20680720), (20, 17578612), (31, 11341040), (34, 10340360), (40, 8789306), (62, 5670520), (68, 5170180), (80, 4394653), (85, 4136144), (124, 2835260), (136, 2585090), (155, 2268208), (170, 2068072), (248, 1417630), (269, 1306960), (272, 1292545), (310, 1134104), (340, 1034036), (496, 708815), (527, 667120), (538, 653480), (620, 567052), (680, 517018), (961, 365840), (1054, 333560), (1076, 326740), (1240, 283526), (1345, 261392), (1360, 258509), (1922, 182920), (2108, 166780), (2152, 163370), (2480, 141763), (2635, 133424), (2690, 130696), (3844, 91460), (4216, 83390), (4304, 81685), (4573, 76880), (4805, 73168), (5270, 66712), (5380, 65348), (7688, 45730), (8339, 42160), (8432, 41695), (9146, 38440), (9610, 36584), (10540, 33356), (10760, 32674), (15376, 22865), (16337, 21520), (16678, 21080), (18292, 19220)]