16699480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:153

約数の個数: 128

約数和(自身を含む): 46886400

約数和(自身を除く): 30186920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 43, 56, 70, 73, 76, 86, 95, 133, 140, 146, 152, 172, 190, 215, 266, 280, 292, 301, 344, 365, 380, 430, 511, 532, 584, 602, 665, 730, 760, 817, 860, 1022, 1064, 1204, 1330, 1387, 1460, 1505, 1634, 1720, 2044, 2408, 2555, 2660, 2774, 2920, 3010, 3139, 3268, 4085, 4088, 5110, 5320, 5548, 5719, 6020, 6278, 6536, 6935, 8170, 9709, 10220, 11096, 11438, 12040, 12556, 13870, 15695, 16340, 19418, 20440, 21973, 22876, 25112, 27740, 28595, 31390, 32680, 38836, 43946, 45752, 48545, 55480, 57190, 59641, 62780, 77672, 87892, 97090, 109865, 114380, 119282, 125560, 175784, 194180, 219730, 228760, 238564, 298205, 388360, 417487, 439460, 477128, 596410, 834974, 878920, 1192820, 1669948, 2087435, 2385640, 3339896, 4174870, 8349740, 16699480]

約数ペア:

[(1, 16699480), (2, 8349740), (4, 4174870), (5, 3339896), (7, 2385640), (8, 2087435), (10, 1669948), (14, 1192820), (19, 878920), (20, 834974), (28, 596410), (35, 477128), (38, 439460), (40, 417487), (43, 388360), (56, 298205), (70, 238564), (73, 228760), (76, 219730), (86, 194180), (95, 175784), (133, 125560), (140, 119282), (146, 114380), (152, 109865), (172, 97090), (190, 87892), (215, 77672), (266, 62780), (280, 59641), (292, 57190), (301, 55480), (344, 48545), (365, 45752), (380, 43946), (430, 38836), (511, 32680), (532, 31390), (584, 28595), (602, 27740), (665, 25112), (730, 22876), (760, 21973), (817, 20440), (860, 19418), (1022, 16340), (1064, 15695), (1204, 13870), (1330, 12556), (1387, 12040), (1460, 11438), (1505, 11096), (1634, 10220), (1720, 9709), (2044, 8170), (2408, 6935), (2555, 6536), (2660, 6278), (2774, 6020), (2920, 5719), (3010, 5548), (3139, 5320), (3268, 5110), (4085, 4088)]