257158369160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{349343}}^1$

素因数の和:349611

約数の個数: 128

約数和(自身を含む): 724399718400

約数和(自身を除く): 467241349240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 239, 280, 308, 385, 440, 478, 616, 770, 956, 1195, 1540, 1673, 1912, 2390, 2629, 3080, 3346, 4780, 5258, 6692, 8365, 9560, 10516, 13145, 13384, 16730, 18403, 21032, 26290, 33460, 36806, 52580, 66920, 73612, 92015, 105160, 147224, 184030, 349343, 368060, 698686, 736120, 1397372, 1746715, 2445401, 2794744, 3493430, 3842773, 4890802, 6986860, 7685546, 9781604, 12227005, 13973720, 15371092, 19213865, 19563208, 24454010, 26899411, 30742184, 38427730, 48908020, 53798822, 76855460, 83492977, 97816040, 107597644, 134497055, 153710920, 166985954, 215195288, 268994110, 333971908, 417464885, 537988220, 584450839, 667943816, 834929770, 918422747, 1075976440, 1168901678, 1669859540, 1836845494, 2337803356, 2922254195, 3339719080, 3673690988, 4592113735, 4675606712, 5844508390, 6428959229, 7347381976, 9184227470, 11689016780, 12857918458, 18368454940, 23378033560, 25715836916, 32144796145, 36736909880, 51431673832, 64289592290, 128579184580, 257158369160]

約数ペア:

[(1, 257158369160), (2, 128579184580), (4, 64289592290), (5, 51431673832), (7, 36736909880), (8, 32144796145), (10, 25715836916), (11, 23378033560), (14, 18368454940), (20, 12857918458), (22, 11689016780), (28, 9184227470), (35, 7347381976), (40, 6428959229), (44, 5844508390), (55, 4675606712), (56, 4592113735), (70, 3673690988), (77, 3339719080), (88, 2922254195), (110, 2337803356), (140, 1836845494), (154, 1669859540), (220, 1168901678), (239, 1075976440), (280, 918422747), (308, 834929770), (385, 667943816), (440, 584450839), (478, 537988220), (616, 417464885), (770, 333971908), (956, 268994110), (1195, 215195288), (1540, 166985954), (1673, 153710920), (1912, 134497055), (2390, 107597644), (2629, 97816040), (3080, 83492977), (3346, 76855460), (4780, 53798822), (5258, 48908020), (6692, 38427730), (8365, 30742184), (9560, 26899411), (10516, 24454010), (13145, 19563208), (13384, 19213865), (16730, 15371092), (18403, 13973720), (21032, 12227005), (26290, 9781604), (33460, 7685546), (36806, 6986860), (52580, 4890802), (66920, 3842773), (73612, 3493430), (92015, 2794744), (105160, 2445401), (147224, 1746715), (184030, 1397372), (349343, 736120), (368060, 698686)]