18823320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{601}}^1$

素因数の和:650

約数の個数: 128

約数和(自身を含む): 65016000

約数和(自身を除く): 46192680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 87, 90, 108, 116, 120, 135, 145, 174, 180, 216, 232, 261, 270, 290, 348, 360, 435, 522, 540, 580, 601, 696, 783, 870, 1044, 1080, 1160, 1202, 1305, 1566, 1740, 1803, 2088, 2404, 2610, 3005, 3132, 3480, 3606, 3915, 4808, 5220, 5409, 6010, 6264, 7212, 7830, 9015, 10440, 10818, 12020, 14424, 15660, 16227, 17429, 18030, 21636, 24040, 27045, 31320, 32454, 34858, 36060, 43272, 52287, 54090, 64908, 69716, 72120, 81135, 87145, 104574, 108180, 129816, 139432, 156861, 162270, 174290, 209148, 216360, 261435, 313722, 324540, 348580, 418296, 470583, 522870, 627444, 649080, 697160, 784305, 941166, 1045740, 1254888, 1568610, 1882332, 2091480, 2352915, 3137220, 3764664, 4705830, 6274440, 9411660, 18823320]

約数ペア:

[(1, 18823320), (2, 9411660), (3, 6274440), (4, 4705830), (5, 3764664), (6, 3137220), (8, 2352915), (9, 2091480), (10, 1882332), (12, 1568610), (15, 1254888), (18, 1045740), (20, 941166), (24, 784305), (27, 697160), (29, 649080), (30, 627444), (36, 522870), (40, 470583), (45, 418296), (54, 348580), (58, 324540), (60, 313722), (72, 261435), (87, 216360), (90, 209148), (108, 174290), (116, 162270), (120, 156861), (135, 139432), (145, 129816), (174, 108180), (180, 104574), (216, 87145), (232, 81135), (261, 72120), (270, 69716), (290, 64908), (348, 54090), (360, 52287), (435, 43272), (522, 36060), (540, 34858), (580, 32454), (601, 31320), (696, 27045), (783, 24040), (870, 21636), (1044, 18030), (1080, 17429), (1160, 16227), (1202, 15660), (1305, 14424), (1566, 12020), (1740, 10818), (1803, 10440), (2088, 9015), (2404, 7830), (2610, 7212), (3005, 6264), (3132, 6010), (3480, 5409), (3606, 5220), (3915, 4808)]