1238186520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1783}}^1$

素因数の和:2446

約数の個数: 128

約数和(自身を含む): 4136025600

約数和(自身を除く): 2897839080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 643, 1080, 1286, 1783, 1929, 2572, 3215, 3566, 3858, 5144, 5349, 5787, 6430, 7132, 7716, 8915, 9645, 10698, 11574, 12860, 14264, 15432, 16047, 17361, 17830, 19290, 21396, 23148, 25720, 26745, 28935, 32094, 34722, 35660, 38580, 42792, 46296, 48141, 53490, 57870, 64188, 69444, 71320, 77160, 80235, 86805, 96282, 106980, 115740, 128376, 138888, 160470, 173610, 192564, 213960, 231480, 240705, 320940, 347220, 385128, 481410, 641880, 694440, 962820, 1146469, 1925640, 2292938, 3439407, 4585876, 5732345, 6878814, 9171752, 10318221, 11464690, 13757628, 17197035, 20636442, 22929380, 27515256, 30954663, 34394070, 41272884, 45858760, 51591105, 61909326, 68788140, 82545768, 103182210, 123818652, 137576280, 154773315, 206364420, 247637304, 309546630, 412728840, 619093260, 1238186520]

約数ペア:

[(1, 1238186520), (2, 619093260), (3, 412728840), (4, 309546630), (5, 247637304), (6, 206364420), (8, 154773315), (9, 137576280), (10, 123818652), (12, 103182210), (15, 82545768), (18, 68788140), (20, 61909326), (24, 51591105), (27, 45858760), (30, 41272884), (36, 34394070), (40, 30954663), (45, 27515256), (54, 22929380), (60, 20636442), (72, 17197035), (90, 13757628), (108, 11464690), (120, 10318221), (135, 9171752), (180, 6878814), (216, 5732345), (270, 4585876), (360, 3439407), (540, 2292938), (643, 1925640), (1080, 1146469), (1286, 962820), (1783, 694440), (1929, 641880), (2572, 481410), (3215, 385128), (3566, 347220), (3858, 320940), (5144, 240705), (5349, 231480), (5787, 213960), (6430, 192564), (7132, 173610), (7716, 160470), (8915, 138888), (9645, 128376), (10698, 115740), (11574, 106980), (12860, 96282), (14264, 86805), (15432, 80235), (16047, 77160), (17361, 71320), (17830, 69444), (19290, 64188), (21396, 57870), (23148, 53490), (25720, 48141), (26745, 46296), (28935, 42792), (32094, 38580), (34722, 35660)]