345055140

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{70999}}^1$

素因数の和:71023

約数の個数: 72

約数和(自身を含む): 1085448000

約数和(自身を除く): 740392860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 70999, 141998, 212997, 283996, 354995, 425994, 638991, 709990, 851988, 1064985, 1277982, 1419980, 1916973, 2129970, 2555964, 3194955, 3833946, 4259940, 5750919, 6389910, 7667892, 9584865, 11501838, 12779820, 17252757, 19169730, 23003676, 28754595, 34505514, 38339460, 57509190, 69011028, 86263785, 115018380, 172527570, 345055140]

約数ペア:

[(1, 345055140), (2, 172527570), (3, 115018380), (4, 86263785), (5, 69011028), (6, 57509190), (9, 38339460), (10, 34505514), (12, 28754595), (15, 23003676), (18, 19169730), (20, 17252757), (27, 12779820), (30, 11501838), (36, 9584865), (45, 7667892), (54, 6389910), (60, 5750919), (81, 4259940), (90, 3833946), (108, 3194955), (135, 2555964), (162, 2129970), (180, 1916973), (243, 1419980), (270, 1277982), (324, 1064985), (405, 851988), (486, 709990), (540, 638991), (810, 425994), (972, 354995), (1215, 283996), (1620, 212997), (2430, 141998), (4860, 70999)]