204052020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{10529}}^1$

素因数の和:10577

約数の個数: 96

約数和(自身を含む): 636854400

約数和(自身を除く): 432802380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 170, 190, 204, 228, 255, 285, 323, 340, 380, 510, 570, 646, 969, 1020, 1140, 1292, 1615, 1938, 3230, 3876, 4845, 6460, 9690, 10529, 19380, 21058, 31587, 42116, 52645, 63174, 105290, 126348, 157935, 178993, 200051, 210580, 315870, 357986, 400102, 536979, 600153, 631740, 715972, 800204, 894965, 1000255, 1073958, 1200306, 1789930, 2000510, 2147916, 2400612, 2684895, 3000765, 3400867, 3579860, 4001020, 5369790, 6001530, 6801734, 10202601, 10739580, 12003060, 13603468, 17004335, 20405202, 34008670, 40810404, 51013005, 68017340, 102026010, 204052020]

約数ペア:

[(1, 204052020), (2, 102026010), (3, 68017340), (4, 51013005), (5, 40810404), (6, 34008670), (10, 20405202), (12, 17004335), (15, 13603468), (17, 12003060), (19, 10739580), (20, 10202601), (30, 6801734), (34, 6001530), (38, 5369790), (51, 4001020), (57, 3579860), (60, 3400867), (68, 3000765), (76, 2684895), (85, 2400612), (95, 2147916), (102, 2000510), (114, 1789930), (170, 1200306), (190, 1073958), (204, 1000255), (228, 894965), (255, 800204), (285, 715972), (323, 631740), (340, 600153), (380, 536979), (510, 400102), (570, 357986), (646, 315870), (969, 210580), (1020, 200051), (1140, 178993), (1292, 157935), (1615, 126348), (1938, 105290), (3230, 63174), (3876, 52645), (4845, 42116), (6460, 31587), (9690, 21058), (10529, 19380)]