128738670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{683}}^1$

素因数の和:857

約数の個数: 64

約数和(自身を含む): 317551104

約数和(自身を除く): 188812434

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 103, 122, 183, 206, 305, 309, 366, 515, 610, 618, 683, 915, 1030, 1366, 1545, 1830, 2049, 3090, 3415, 4098, 6283, 6830, 10245, 12566, 18849, 20490, 31415, 37698, 41663, 62830, 70349, 83326, 94245, 124989, 140698, 188490, 208315, 211047, 249978, 351745, 416630, 422094, 624945, 703490, 1055235, 1249890, 2110470, 4291289, 8582578, 12873867, 21456445, 25747734, 42912890, 64369335, 128738670]

約数ペア:

[(1, 128738670), (2, 64369335), (3, 42912890), (5, 25747734), (6, 21456445), (10, 12873867), (15, 8582578), (30, 4291289), (61, 2110470), (103, 1249890), (122, 1055235), (183, 703490), (206, 624945), (305, 422094), (309, 416630), (366, 351745), (515, 249978), (610, 211047), (618, 208315), (683, 188490), (915, 140698), (1030, 124989), (1366, 94245), (1545, 83326), (1830, 70349), (2049, 62830), (3090, 41663), (3415, 37698), (4098, 31415), (6283, 20490), (6830, 18849), (10245, 12566)]