239261640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{86689}}^1$

素因数の和:86726

約数の個数: 64

約数和(自身を含む): 749001600

約数和(自身を除く): 509739960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 86689, 173378, 260067, 346756, 433445, 520134, 693512, 866890, 1040268, 1300335, 1733780, 1993847, 2080536, 2600670, 3467560, 3987694, 5201340, 5981541, 7975388, 9969235, 10402680, 11963082, 15950776, 19938470, 23926164, 29907705, 39876940, 47852328, 59815410, 79753880, 119630820, 239261640]

約数ペア:

[(1, 239261640), (2, 119630820), (3, 79753880), (4, 59815410), (5, 47852328), (6, 39876940), (8, 29907705), (10, 23926164), (12, 19938470), (15, 15950776), (20, 11963082), (23, 10402680), (24, 9969235), (30, 7975388), (40, 5981541), (46, 5201340), (60, 3987694), (69, 3467560), (92, 2600670), (115, 2080536), (120, 1993847), (138, 1733780), (184, 1300335), (230, 1040268), (276, 866890), (345, 693512), (460, 520134), (552, 433445), (690, 346756), (920, 260067), (1380, 173378), (2760, 86689)]