72355360

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{839}}^1$

素因数の和:879

約数の個数: 144

約数和(自身を含む): 217183680

約数和(自身を除く): 144828320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 352, 385, 392, 440, 490, 539, 560, 616, 770, 784, 839, 880, 980, 1078, 1120, 1232, 1540, 1568, 1678, 1760, 1960, 2156, 2464, 2695, 3080, 3356, 3920, 4195, 4312, 5390, 5873, 6160, 6712, 7840, 8390, 8624, 9229, 10780, 11746, 12320, 13424, 16780, 17248, 18458, 21560, 23492, 26848, 29365, 33560, 36916, 41111, 43120, 46145, 46984, 58730, 64603, 67120, 73832, 82222, 86240, 92290, 93968, 117460, 129206, 134240, 147664, 164444, 184580, 187936, 205555, 234920, 258412, 295328, 323015, 328888, 369160, 411110, 452221, 469840, 516824, 646030, 657776, 738320, 822220, 904442, 939680, 1033648, 1292060, 1315552, 1476640, 1644440, 1808884, 2067296, 2261105, 2584120, 3288880, 3617768, 4522210, 5168240, 6577760, 7235536, 9044420, 10336480, 14471072, 18088840, 36177680, 72355360]

約数ペア:

[(1, 72355360), (2, 36177680), (4, 18088840), (5, 14471072), (7, 10336480), (8, 9044420), (10, 7235536), (11, 6577760), (14, 5168240), (16, 4522210), (20, 3617768), (22, 3288880), (28, 2584120), (32, 2261105), (35, 2067296), (40, 1808884), (44, 1644440), (49, 1476640), (55, 1315552), (56, 1292060), (70, 1033648), (77, 939680), (80, 904442), (88, 822220), (98, 738320), (110, 657776), (112, 646030), (140, 516824), (154, 469840), (160, 452221), (176, 411110), (196, 369160), (220, 328888), (224, 323015), (245, 295328), (280, 258412), (308, 234920), (352, 205555), (385, 187936), (392, 184580), (440, 164444), (490, 147664), (539, 134240), (560, 129206), (616, 117460), (770, 93968), (784, 92290), (839, 86240), (880, 82222), (980, 73832), (1078, 67120), (1120, 64603), (1232, 58730), (1540, 46984), (1568, 46145), (1678, 43120), (1760, 41111), (1960, 36916), (2156, 33560), (2464, 29365), (2695, 26848), (3080, 23492), (3356, 21560), (3920, 18458), (4195, 17248), (4312, 16780), (5390, 13424), (5873, 12320), (6160, 11746), (6712, 10780), (7840, 9229), (8390, 8624)]