72144675

素因数分解:

$3^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1549}}^1$

素因数の和:1594

約数の個数: 60

約数和(自身を含む): 139537200

約数和(自身を除く): 67392525

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 81, 115, 135, 207, 225, 345, 405, 575, 621, 675, 1035, 1549, 1725, 1863, 2025, 3105, 4647, 5175, 7745, 9315, 13941, 15525, 23235, 35627, 38725, 41823, 46575, 69705, 106881, 116175, 125469, 178135, 209115, 320643, 348525, 534405, 627345, 890675, 961929, 1045575, 1603215, 2672025, 2885787, 3136725, 4809645, 8016075, 14428935, 24048225, 72144675]

約数ペア:

[(1, 72144675), (3, 24048225), (5, 14428935), (9, 8016075), (15, 4809645), (23, 3136725), (25, 2885787), (27, 2672025), (45, 1603215), (69, 1045575), (75, 961929), (81, 890675), (115, 627345), (135, 534405), (207, 348525), (225, 320643), (345, 209115), (405, 178135), (575, 125469), (621, 116175), (675, 106881), (1035, 69705), (1549, 46575), (1725, 41823), (1863, 38725), (2025, 35627), (3105, 23235), (4647, 15525), (5175, 13941), (7745, 9315)]