140939460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{260999}}^1$

素因数の和:261017

約数の個数: 48

約数和(自身を含む): 438480000

約数和(自身を除く): 297540540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 260999, 521998, 782997, 1043996, 1304995, 1565994, 2348991, 2609990, 3131988, 3914985, 4697982, 5219980, 7046973, 7829970, 9395964, 11744955, 14093946, 15659940, 23489910, 28187892, 35234865, 46979820, 70469730, 140939460]

約数ペア:

[(1, 140939460), (2, 70469730), (3, 46979820), (4, 35234865), (5, 28187892), (6, 23489910), (9, 15659940), (10, 14093946), (12, 11744955), (15, 9395964), (18, 7829970), (20, 7046973), (27, 5219980), (30, 4697982), (36, 3914985), (45, 3131988), (54, 2609990), (60, 2348991), (90, 1565994), (108, 1304995), (135, 1043996), (180, 782997), (270, 521998), (540, 260999)]