28297920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{4211}}^1$

素因数の和:4238

約数の個数: 112

約数和(自身を含む): 102705408

約数和(自身を除く): 74407488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 4211, 6720, 8422, 12633, 16844, 21055, 25266, 29477, 33688, 42110, 50532, 58954, 63165, 67376, 84220, 88431, 101064, 117908, 126330, 134752, 147385, 168440, 176862, 202128, 235816, 252660, 269504, 294770, 336880, 353724, 404256, 442155, 471632, 505320, 589540, 673760, 707448, 808512, 884310, 943264, 1010640, 1179080, 1347520, 1414896, 1768620, 1886528, 2021280, 2358160, 2829792, 3537240, 4042560, 4716320, 5659584, 7074480, 9432640, 14148960, 28297920]

約数ペア:

[(1, 28297920), (2, 14148960), (3, 9432640), (4, 7074480), (5, 5659584), (6, 4716320), (7, 4042560), (8, 3537240), (10, 2829792), (12, 2358160), (14, 2021280), (15, 1886528), (16, 1768620), (20, 1414896), (21, 1347520), (24, 1179080), (28, 1010640), (30, 943264), (32, 884310), (35, 808512), (40, 707448), (42, 673760), (48, 589540), (56, 505320), (60, 471632), (64, 442155), (70, 404256), (80, 353724), (84, 336880), (96, 294770), (105, 269504), (112, 252660), (120, 235816), (140, 202128), (160, 176862), (168, 168440), (192, 147385), (210, 134752), (224, 126330), (240, 117908), (280, 101064), (320, 88431), (336, 84220), (420, 67376), (448, 63165), (480, 58954), (560, 50532), (672, 42110), (840, 33688), (960, 29477), (1120, 25266), (1344, 21055), (1680, 16844), (2240, 12633), (3360, 8422), (4211, 6720)]