128480964

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{5471}}^1$

素因数の和:5600

約数の個数: 48

約数和(自身を含む): 318689280

約数和(自身を除く): 190208316

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 103, 114, 206, 228, 309, 412, 618, 1236, 1957, 3914, 5471, 5871, 7828, 10942, 11742, 16413, 21884, 23484, 32826, 65652, 103949, 207898, 311847, 415796, 563513, 623694, 1127026, 1247388, 1690539, 2254052, 3381078, 6762156, 10706747, 21413494, 32120241, 42826988, 64240482, 128480964]

約数ペア:

[(1, 128480964), (2, 64240482), (3, 42826988), (4, 32120241), (6, 21413494), (12, 10706747), (19, 6762156), (38, 3381078), (57, 2254052), (76, 1690539), (103, 1247388), (114, 1127026), (206, 623694), (228, 563513), (309, 415796), (412, 311847), (618, 207898), (1236, 103949), (1957, 65652), (3914, 32826), (5471, 23484), (5871, 21884), (7828, 16413), (10942, 11742)]