19287720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{5953}}^1$

素因数の和:5976

約数の個数: 80

約数和(自身を含む): 64839060

約数和(自身を除く): 45551340

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, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 5953, 11906, 17859, 23812, 29765, 35718, 47624, 53577, 59530, 71436, 89295, 107154, 119060, 142872, 160731, 178590, 214308, 238120, 267885, 321462, 357180, 428616, 482193, 535770, 642924, 714360, 803655, 964386, 1071540, 1285848, 1607310, 1928772, 2143080, 2410965, 3214620, 3857544, 4821930, 6429240, 9643860, 19287720]

約数ペア:

[(1, 19287720), (2, 9643860), (3, 6429240), (4, 4821930), (5, 3857544), (6, 3214620), (8, 2410965), (9, 2143080), (10, 1928772), (12, 1607310), (15, 1285848), (18, 1071540), (20, 964386), (24, 803655), (27, 714360), (30, 642924), (36, 535770), (40, 482193), (45, 428616), (54, 357180), (60, 321462), (72, 267885), (81, 238120), (90, 214308), (108, 178590), (120, 160731), (135, 142872), (162, 119060), (180, 107154), (216, 89295), (270, 71436), (324, 59530), (360, 53577), (405, 47624), (540, 35718), (648, 29765), (810, 23812), (1080, 17859), (1620, 11906), (3240, 5953)]