131640120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{121889}}^1$

素因数の和:121909

約数の個数: 64

約数和(自身を含む): 438804000

約数和(自身を除く): 307163880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 121889, 243778, 365667, 487556, 609445, 731334, 975112, 1097001, 1218890, 1462668, 1828335, 2194002, 2437780, 2925336, 3291003, 3656670, 4388004, 4875560, 5485005, 6582006, 7313340, 8776008, 10970010, 13164012, 14626680, 16455015, 21940020, 26328024, 32910030, 43880040, 65820060, 131640120]

約数ペア:

[(1, 131640120), (2, 65820060), (3, 43880040), (4, 32910030), (5, 26328024), (6, 21940020), (8, 16455015), (9, 14626680), (10, 13164012), (12, 10970010), (15, 8776008), (18, 7313340), (20, 6582006), (24, 5485005), (27, 4875560), (30, 4388004), (36, 3656670), (40, 3291003), (45, 2925336), (54, 2437780), (60, 2194002), (72, 1828335), (90, 1462668), (108, 1218890), (120, 1097001), (135, 975112), (180, 731334), (216, 609445), (270, 487556), (360, 365667), (540, 243778), (1080, 121889)]