128666520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{853}}^1$

素因数の和:1289

約数の個数: 96

約数和(自身を含む): 419655600

約数和(自身を除く): 290989080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 419, 838, 853, 1257, 1676, 1706, 2095, 2514, 2559, 3352, 3412, 3771, 4190, 4265, 5028, 5118, 6285, 6824, 7542, 7677, 8380, 8530, 10056, 10236, 12570, 12795, 15084, 15354, 16760, 17060, 18855, 20472, 25140, 25590, 30168, 30708, 34120, 37710, 38385, 50280, 51180, 61416, 75420, 76770, 102360, 150840, 153540, 307080, 357407, 714814, 1072221, 1429628, 1787035, 2144442, 2859256, 3216663, 3574070, 4288884, 5361105, 6433326, 7148140, 8577768, 10722210, 12866652, 14296280, 16083315, 21444420, 25733304, 32166630, 42888840, 64333260, 128666520]

約数ペア:

[(1, 128666520), (2, 64333260), (3, 42888840), (4, 32166630), (5, 25733304), (6, 21444420), (8, 16083315), (9, 14296280), (10, 12866652), (12, 10722210), (15, 8577768), (18, 7148140), (20, 6433326), (24, 5361105), (30, 4288884), (36, 3574070), (40, 3216663), (45, 2859256), (60, 2144442), (72, 1787035), (90, 1429628), (120, 1072221), (180, 714814), (360, 357407), (419, 307080), (838, 153540), (853, 150840), (1257, 102360), (1676, 76770), (1706, 75420), (2095, 61416), (2514, 51180), (2559, 50280), (3352, 38385), (3412, 37710), (3771, 34120), (4190, 30708), (4265, 30168), (5028, 25590), (5118, 25140), (6285, 20472), (6824, 18855), (7542, 17060), (7677, 16760), (8380, 15354), (8530, 15084), (10056, 12795), (10236, 12570)]