1287124620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{4003}}^1$

素因数の和:4271

約数の個数: 96

約数和(自身を含む): 3777725952

約数和(自身を除く): 2490601332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 233, 276, 345, 460, 466, 690, 699, 932, 1165, 1380, 1398, 2330, 2796, 3495, 4003, 4660, 5359, 6990, 8006, 10718, 12009, 13980, 16012, 16077, 20015, 21436, 24018, 26795, 32154, 40030, 48036, 53590, 60045, 64308, 80060, 80385, 92069, 107180, 120090, 160770, 184138, 240180, 276207, 321540, 368276, 460345, 552414, 920690, 932699, 1104828, 1381035, 1841380, 1865398, 2762070, 2798097, 3730796, 4663495, 5524140, 5596194, 9326990, 11192388, 13990485, 18653980, 21452077, 27980970, 42904154, 55961940, 64356231, 85808308, 107260385, 128712462, 214520770, 257424924, 321781155, 429041540, 643562310, 1287124620]

約数ペア:

[(1, 1287124620), (2, 643562310), (3, 429041540), (4, 321781155), (5, 257424924), (6, 214520770), (10, 128712462), (12, 107260385), (15, 85808308), (20, 64356231), (23, 55961940), (30, 42904154), (46, 27980970), (60, 21452077), (69, 18653980), (92, 13990485), (115, 11192388), (138, 9326990), (230, 5596194), (233, 5524140), (276, 4663495), (345, 3730796), (460, 2798097), (466, 2762070), (690, 1865398), (699, 1841380), (932, 1381035), (1165, 1104828), (1380, 932699), (1398, 920690), (2330, 552414), (2796, 460345), (3495, 368276), (4003, 321540), (4660, 276207), (5359, 240180), (6990, 184138), (8006, 160770), (10718, 120090), (12009, 107180), (13980, 92069), (16012, 80385), (16077, 80060), (20015, 64308), (21436, 60045), (24018, 53590), (26795, 48036), (32154, 40030)]