28417320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:619

約数の個数: 96

約数和(自身を含む): 93061800

約数和(自身を除く): 64644480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 193, 360, 386, 409, 579, 772, 818, 965, 1158, 1227, 1544, 1636, 1737, 1930, 2045, 2316, 2454, 2895, 3272, 3474, 3681, 3860, 4090, 4632, 4908, 5790, 6135, 6948, 7362, 7720, 8180, 8685, 9816, 11580, 12270, 13896, 14724, 16360, 17370, 18405, 23160, 24540, 29448, 34740, 36810, 49080, 69480, 73620, 78937, 147240, 157874, 236811, 315748, 394685, 473622, 631496, 710433, 789370, 947244, 1184055, 1420866, 1578740, 1894488, 2368110, 2841732, 3157480, 3552165, 4736220, 5683464, 7104330, 9472440, 14208660, 28417320]

約数ペア:

[(1, 28417320), (2, 14208660), (3, 9472440), (4, 7104330), (5, 5683464), (6, 4736220), (8, 3552165), (9, 3157480), (10, 2841732), (12, 2368110), (15, 1894488), (18, 1578740), (20, 1420866), (24, 1184055), (30, 947244), (36, 789370), (40, 710433), (45, 631496), (60, 473622), (72, 394685), (90, 315748), (120, 236811), (180, 157874), (193, 147240), (360, 78937), (386, 73620), (409, 69480), (579, 49080), (772, 36810), (818, 34740), (965, 29448), (1158, 24540), (1227, 23160), (1544, 18405), (1636, 17370), (1737, 16360), (1930, 14724), (2045, 13896), (2316, 12270), (2454, 11580), (2895, 9816), (3272, 8685), (3474, 8180), (3681, 7720), (3860, 7362), (4090, 6948), (4632, 6135), (4908, 5790)]