28207440

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{1451}}^1$

素因数の和:1479

約数の個数: 120

約数和(自身を含む): 98306208

約数和(自身を除く): 70098768

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1451, 1620, 1944, 2160, 2430, 2902, 3240, 3888, 4353, 4860, 5804, 6480, 7255, 8706, 9720, 11608, 13059, 14510, 17412, 19440, 21765, 23216, 26118, 29020, 34824, 39177, 43530, 52236, 58040, 65295, 69648, 78354, 87060, 104472, 116080, 117531, 130590, 156708, 174120, 195885, 208944, 235062, 261180, 313416, 348240, 352593, 391770, 470124, 522360, 587655, 626832, 705186, 783540, 940248, 1044720, 1175310, 1410372, 1567080, 1762965, 1880496, 2350620, 2820744, 3134160, 3525930, 4701240, 5641488, 7051860, 9402480, 14103720, 28207440]

約数ペア:

[(1, 28207440), (2, 14103720), (3, 9402480), (4, 7051860), (5, 5641488), (6, 4701240), (8, 3525930), (9, 3134160), (10, 2820744), (12, 2350620), (15, 1880496), (16, 1762965), (18, 1567080), (20, 1410372), (24, 1175310), (27, 1044720), (30, 940248), (36, 783540), (40, 705186), (45, 626832), (48, 587655), (54, 522360), (60, 470124), (72, 391770), (80, 352593), (81, 348240), (90, 313416), (108, 261180), (120, 235062), (135, 208944), (144, 195885), (162, 174120), (180, 156708), (216, 130590), (240, 117531), (243, 116080), (270, 104472), (324, 87060), (360, 78354), (405, 69648), (432, 65295), (486, 58040), (540, 52236), (648, 43530), (720, 39177), (810, 34824), (972, 29020), (1080, 26118), (1215, 23216), (1296, 21765), (1451, 19440), (1620, 17412), (1944, 14510), (2160, 13059), (2430, 11608), (2902, 9720), (3240, 8706), (3888, 7255), (4353, 6480), (4860, 5804)]