248541480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20921}}^1$

素因数の和:20952

約数の個数: 128

約数和(自身を含む): 903830400

約数和(自身を除く): 655288920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1980, 2376, 2970, 3960, 5940, 11880, 20921, 41842, 62763, 83684, 104605, 125526, 167368, 188289, 209210, 230131, 251052, 313815, 376578, 418420, 460262, 502104, 564867, 627630, 690393, 753156, 836840, 920524, 941445, 1129734, 1150655, 1255260, 1380786, 1506312, 1841048, 1882890, 2071179, 2259468, 2301310, 2510520, 2761572, 2824335, 3451965, 3765780, 4142358, 4518936, 4602620, 5523144, 5648670, 6213537, 6903930, 7531560, 8284716, 9205240, 10355895, 11297340, 12427074, 13807860, 16569432, 20711790, 22594680, 24854148, 27615720, 31067685, 41423580, 49708296, 62135370, 82847160, 124270740, 248541480]

約数ペア:

[(1, 248541480), (2, 124270740), (3, 82847160), (4, 62135370), (5, 49708296), (6, 41423580), (8, 31067685), (9, 27615720), (10, 24854148), (11, 22594680), (12, 20711790), (15, 16569432), (18, 13807860), (20, 12427074), (22, 11297340), (24, 10355895), (27, 9205240), (30, 8284716), (33, 7531560), (36, 6903930), (40, 6213537), (44, 5648670), (45, 5523144), (54, 4602620), (55, 4518936), (60, 4142358), (66, 3765780), (72, 3451965), (88, 2824335), (90, 2761572), (99, 2510520), (108, 2301310), (110, 2259468), (120, 2071179), (132, 1882890), (135, 1841048), (165, 1506312), (180, 1380786), (198, 1255260), (216, 1150655), (220, 1129734), (264, 941445), (270, 920524), (297, 836840), (330, 753156), (360, 690393), (396, 627630), (440, 564867), (495, 502104), (540, 460262), (594, 418420), (660, 376578), (792, 313815), (990, 251052), (1080, 230131), (1188, 209210), (1320, 188289), (1485, 167368), (1980, 125526), (2376, 104605), (2970, 83684), (3960, 62763), (5940, 41842), (11880, 20921)]