204674895

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^2\times {\mathrm{71}}^1$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 380259360

約数和(自身を除く): 175584465

約数列:

[1, 3, 5, 9, 15, 29, 45, 47, 71, 87, 141, 145, 213, 235, 261, 355, 423, 435, 639, 705, 1065, 1305, 1363, 2059, 2115, 2209, 3195, 3337, 4089, 6177, 6627, 6815, 10011, 10295, 11045, 12267, 16685, 18531, 19881, 20445, 30033, 30885, 33135, 50055, 61335, 64061, 92655, 96773, 99405, 150165, 156839, 192183, 290319, 320305, 470517, 483865, 576549, 784195, 870957, 960915, 1411551, 1451595, 2352585, 2882745, 4354785, 4548331, 7057755, 13644993, 22741655, 40934979, 68224965, 204674895]

約数ペア:

[(1, 204674895), (3, 68224965), (5, 40934979), (9, 22741655), (15, 13644993), (29, 7057755), (45, 4548331), (47, 4354785), (71, 2882745), (87, 2352585), (141, 1451595), (145, 1411551), (213, 960915), (235, 870957), (261, 784195), (355, 576549), (423, 483865), (435, 470517), (639, 320305), (705, 290319), (1065, 192183), (1305, 156839), (1363, 150165), (2059, 99405), (2115, 96773), (2209, 92655), (3195, 64061), (3337, 61335), (4089, 50055), (6177, 33135), (6627, 30885), (6815, 30033), (10011, 20445), (10295, 19881), (11045, 18531), (12267, 16685)]