156848385

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 276410880

約数和(自身を除く): 119562495

約数列:

[1, 3, 5, 15, 23, 29, 61, 69, 87, 115, 145, 183, 257, 305, 345, 435, 667, 771, 915, 1285, 1403, 1769, 2001, 3335, 3855, 4209, 5307, 5911, 7015, 7453, 8845, 10005, 15677, 17733, 21045, 22359, 26535, 29555, 37265, 40687, 47031, 78385, 88665, 111795, 122061, 171419, 203435, 235155, 360571, 454633, 514257, 610305, 857095, 1081713, 1363899, 1802855, 2273165, 2571285, 5408565, 6819495, 10456559, 31369677, 52282795, 156848385]

約数ペア:

[(1, 156848385), (3, 52282795), (5, 31369677), (15, 10456559), (23, 6819495), (29, 5408565), (61, 2571285), (69, 2273165), (87, 1802855), (115, 1363899), (145, 1081713), (183, 857095), (257, 610305), (305, 514257), (345, 454633), (435, 360571), (667, 235155), (771, 203435), (915, 171419), (1285, 122061), (1403, 111795), (1769, 88665), (2001, 78385), (3335, 47031), (3855, 40687), (4209, 37265), (5307, 29555), (5911, 26535), (7015, 22359), (7453, 21045), (8845, 17733), (10005, 15677)]