28061640

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{2887}}^1$

素因数の和:2913

約数の個数: 96

約数和(自身を含む): 94610880

約数和(自身を除く): 66549240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 2887, 3240, 4860, 5774, 8661, 9720, 11548, 14435, 17322, 23096, 25983, 28870, 34644, 43305, 51966, 57740, 69288, 77949, 86610, 103932, 115480, 129915, 155898, 173220, 207864, 233847, 259830, 311796, 346440, 389745, 467694, 519660, 623592, 701541, 779490, 935388, 1039320, 1169235, 1403082, 1558980, 1870776, 2338470, 2806164, 3117960, 3507705, 4676940, 5612328, 7015410, 9353880, 14030820, 28061640]

約数ペア:

[(1, 28061640), (2, 14030820), (3, 9353880), (4, 7015410), (5, 5612328), (6, 4676940), (8, 3507705), (9, 3117960), (10, 2806164), (12, 2338470), (15, 1870776), (18, 1558980), (20, 1403082), (24, 1169235), (27, 1039320), (30, 935388), (36, 779490), (40, 701541), (45, 623592), (54, 519660), (60, 467694), (72, 389745), (81, 346440), (90, 311796), (108, 259830), (120, 233847), (135, 207864), (162, 173220), (180, 155898), (216, 129915), (243, 115480), (270, 103932), (324, 86610), (360, 77949), (405, 69288), (486, 57740), (540, 51966), (648, 43305), (810, 34644), (972, 28870), (1080, 25983), (1215, 23096), (1620, 17322), (1944, 14435), (2430, 11548), (2887, 9720), (3240, 8661), (4860, 5774)]