102238240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:259

約数の個数: 144

約数和(自身を含む): 276696000

約数和(自身を除く): 174457760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 169, 190, 199, 208, 247, 260, 304, 338, 380, 398, 416, 494, 520, 608, 676, 760, 796, 845, 988, 995, 1040, 1235, 1352, 1520, 1592, 1690, 1976, 1990, 2080, 2470, 2587, 2704, 3040, 3184, 3211, 3380, 3781, 3952, 3980, 4940, 5174, 5408, 6368, 6422, 6760, 7562, 7904, 7960, 9880, 10348, 12844, 12935, 13520, 15124, 15920, 16055, 18905, 19760, 20696, 25688, 25870, 27040, 30248, 31840, 32110, 33631, 37810, 39520, 41392, 49153, 51376, 51740, 60496, 64220, 67262, 75620, 82784, 98306, 102752, 103480, 120992, 128440, 134524, 151240, 168155, 196612, 206960, 245765, 256880, 269048, 302480, 336310, 393224, 413920, 491530, 513760, 538096, 604960, 638989, 672620, 786448, 983060, 1076192, 1277978, 1345240, 1572896, 1966120, 2555956, 2690480, 3194945, 3932240, 5111912, 5380960, 6389890, 7864480, 10223824, 12779780, 20447648, 25559560, 51119120, 102238240]

約数ペア:

[(1, 102238240), (2, 51119120), (4, 25559560), (5, 20447648), (8, 12779780), (10, 10223824), (13, 7864480), (16, 6389890), (19, 5380960), (20, 5111912), (26, 3932240), (32, 3194945), (38, 2690480), (40, 2555956), (52, 1966120), (65, 1572896), (76, 1345240), (80, 1277978), (95, 1076192), (104, 983060), (130, 786448), (152, 672620), (160, 638989), (169, 604960), (190, 538096), (199, 513760), (208, 491530), (247, 413920), (260, 393224), (304, 336310), (338, 302480), (380, 269048), (398, 256880), (416, 245765), (494, 206960), (520, 196612), (608, 168155), (676, 151240), (760, 134524), (796, 128440), (845, 120992), (988, 103480), (995, 102752), (1040, 98306), (1235, 82784), (1352, 75620), (1520, 67262), (1592, 64220), (1690, 60496), (1976, 51740), (1990, 51376), (2080, 49153), (2470, 41392), (2587, 39520), (2704, 37810), (3040, 33631), (3184, 32110), (3211, 31840), (3380, 30248), (3781, 27040), (3952, 25870), (3980, 25688), (4940, 20696), (5174, 19760), (5408, 18905), (6368, 16055), (6422, 15920), (6760, 15124), (7562, 13520), (7904, 12935), (7960, 12844), (9880, 10348)]