61639320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4987}}^1$

素因数の和:5104

約数の個数: 64

約数和(自身を含む): 186750720

約数和(自身を除く): 125111400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1236, 1545, 2060, 2472, 3090, 4120, 4987, 6180, 9974, 12360, 14961, 19948, 24935, 29922, 39896, 49870, 59844, 74805, 99740, 119688, 149610, 199480, 299220, 513661, 598440, 1027322, 1540983, 2054644, 2568305, 3081966, 4109288, 5136610, 6163932, 7704915, 10273220, 12327864, 15409830, 20546440, 30819660, 61639320]

約数ペア:

[(1, 61639320), (2, 30819660), (3, 20546440), (4, 15409830), (5, 12327864), (6, 10273220), (8, 7704915), (10, 6163932), (12, 5136610), (15, 4109288), (20, 3081966), (24, 2568305), (30, 2054644), (40, 1540983), (60, 1027322), (103, 598440), (120, 513661), (206, 299220), (309, 199480), (412, 149610), (515, 119688), (618, 99740), (824, 74805), (1030, 59844), (1236, 49870), (1545, 39896), (2060, 29922), (2472, 24935), (3090, 19948), (4120, 14961), (4987, 12360), (6180, 9974)]