28931580

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{5953}}^1$

素因数の和:5977

約数の個数: 72

約数和(自身を含む): 91024752

約数和(自身を除く): 62093172

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, 5953, 11906, 17859, 23812, 29765, 35718, 53577, 59530, 71436, 89295, 107154, 119060, 160731, 178590, 214308, 267885, 321462, 357180, 482193, 535770, 642924, 803655, 964386, 1071540, 1446579, 1607310, 1928772, 2410965, 2893158, 3214620, 4821930, 5786316, 7232895, 9643860, 14465790, 28931580]

約数ペア:

[(1, 28931580), (2, 14465790), (3, 9643860), (4, 7232895), (5, 5786316), (6, 4821930), (9, 3214620), (10, 2893158), (12, 2410965), (15, 1928772), (18, 1607310), (20, 1446579), (27, 1071540), (30, 964386), (36, 803655), (45, 642924), (54, 535770), (60, 482193), (81, 357180), (90, 321462), (108, 267885), (135, 214308), (162, 178590), (180, 160731), (243, 119060), (270, 107154), (324, 89295), (405, 71436), (486, 59530), (540, 53577), (810, 35718), (972, 29765), (1215, 23812), (1620, 17859), (2430, 11906), (4860, 5953)]