139779640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3491}}^1$

素因数の和:3533

約数の個数: 128

約数和(自身を含む): 422392320

約数和(自身を除く): 282612680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1540, 1820, 2002, 2860, 3080, 3491, 3640, 4004, 5005, 5720, 6982, 8008, 10010, 13964, 17455, 20020, 24437, 27928, 34910, 38401, 40040, 45383, 48874, 69820, 76802, 90766, 97748, 122185, 139640, 153604, 181532, 192005, 195496, 226915, 244370, 268807, 307208, 317681, 363064, 384010, 453830, 488740, 499213, 537614, 635362, 768020, 907660, 977480, 998426, 1075228, 1270724, 1344035, 1536040, 1588405, 1815320, 1996852, 2150456, 2496065, 2541448, 2688070, 3176810, 3494491, 3993704, 4992130, 5376140, 6353620, 6988982, 9984260, 10752280, 12707240, 13977964, 17472455, 19968520, 27955928, 34944910, 69889820, 139779640]

約数ペア:

[(1, 139779640), (2, 69889820), (4, 34944910), (5, 27955928), (7, 19968520), (8, 17472455), (10, 13977964), (11, 12707240), (13, 10752280), (14, 9984260), (20, 6988982), (22, 6353620), (26, 5376140), (28, 4992130), (35, 3993704), (40, 3494491), (44, 3176810), (52, 2688070), (55, 2541448), (56, 2496065), (65, 2150456), (70, 1996852), (77, 1815320), (88, 1588405), (91, 1536040), (104, 1344035), (110, 1270724), (130, 1075228), (140, 998426), (143, 977480), (154, 907660), (182, 768020), (220, 635362), (260, 537614), (280, 499213), (286, 488740), (308, 453830), (364, 384010), (385, 363064), (440, 317681), (455, 307208), (520, 268807), (572, 244370), (616, 226915), (715, 195496), (728, 192005), (770, 181532), (910, 153604), (1001, 139640), (1144, 122185), (1430, 97748), (1540, 90766), (1820, 76802), (2002, 69820), (2860, 48874), (3080, 45383), (3491, 40040), (3640, 38401), (4004, 34910), (5005, 27928), (5720, 24437), (6982, 20020), (8008, 17455), (10010, 13964)]