308857860

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{617}}^1$

素因数の和:744

約数の個数: 144

約数和(自身を含む): 982590336

約数和(自身を除く): 673732476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 103, 108, 135, 162, 180, 206, 243, 270, 309, 324, 405, 412, 486, 515, 540, 617, 618, 810, 927, 972, 1030, 1215, 1234, 1236, 1545, 1620, 1851, 1854, 2060, 2430, 2468, 2781, 3085, 3090, 3702, 3708, 4635, 4860, 5553, 5562, 6170, 6180, 7404, 8343, 9255, 9270, 11106, 11124, 12340, 13905, 16659, 16686, 18510, 18540, 22212, 25029, 27765, 27810, 33318, 33372, 37020, 41715, 49977, 50058, 55530, 55620, 63551, 66636, 83295, 83430, 99954, 100116, 111060, 125145, 127102, 149931, 166590, 166860, 190653, 199908, 249885, 250290, 254204, 299862, 317755, 333180, 381306, 499770, 500580, 571959, 599724, 635510, 749655, 762612, 953265, 999540, 1143918, 1271020, 1499310, 1715877, 1906530, 2287836, 2859795, 2998620, 3431754, 3813060, 5147631, 5719590, 6863508, 8579385, 10295262, 11439180, 15442893, 17158770, 20590524, 25738155, 30885786, 34317540, 51476310, 61771572, 77214465, 102952620, 154428930, 308857860]

約数ペア:

[(1, 308857860), (2, 154428930), (3, 102952620), (4, 77214465), (5, 61771572), (6, 51476310), (9, 34317540), (10, 30885786), (12, 25738155), (15, 20590524), (18, 17158770), (20, 15442893), (27, 11439180), (30, 10295262), (36, 8579385), (45, 6863508), (54, 5719590), (60, 5147631), (81, 3813060), (90, 3431754), (103, 2998620), (108, 2859795), (135, 2287836), (162, 1906530), (180, 1715877), (206, 1499310), (243, 1271020), (270, 1143918), (309, 999540), (324, 953265), (405, 762612), (412, 749655), (486, 635510), (515, 599724), (540, 571959), (617, 500580), (618, 499770), (810, 381306), (927, 333180), (972, 317755), (1030, 299862), (1215, 254204), (1234, 250290), (1236, 249885), (1545, 199908), (1620, 190653), (1851, 166860), (1854, 166590), (2060, 149931), (2430, 127102), (2468, 125145), (2781, 111060), (3085, 100116), (3090, 99954), (3702, 83430), (3708, 83295), (4635, 66636), (4860, 63551), (5553, 55620), (5562, 55530), (6170, 50058), (6180, 49977), (7404, 41715), (8343, 37020), (9255, 33372), (9270, 33318), (11106, 27810), (11124, 27765), (12340, 25029), (13905, 22212), (16659, 18540), (16686, 18510)]