389375376

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20129}}^1$

素因数の和:20184

約数の個数: 80

約数和(自身を含む): 1118261760

約数和(自身を除く): 728886384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 20129, 40258, 60387, 80516, 120774, 161032, 241548, 261677, 322064, 483096, 523354, 623999, 785031, 966192, 1046708, 1247998, 1570062, 1871997, 2093416, 2495996, 3140124, 3743994, 4186832, 4991992, 6280248, 7487988, 8111987, 9983984, 12560496, 14975976, 16223974, 24335961, 29951952, 32447948, 48671922, 64895896, 97343844, 129791792, 194687688, 389375376]

約数ペア:

[(1, 389375376), (2, 194687688), (3, 129791792), (4, 97343844), (6, 64895896), (8, 48671922), (12, 32447948), (13, 29951952), (16, 24335961), (24, 16223974), (26, 14975976), (31, 12560496), (39, 9983984), (48, 8111987), (52, 7487988), (62, 6280248), (78, 4991992), (93, 4186832), (104, 3743994), (124, 3140124), (156, 2495996), (186, 2093416), (208, 1871997), (248, 1570062), (312, 1247998), (372, 1046708), (403, 966192), (496, 785031), (624, 623999), (744, 523354), (806, 483096), (1209, 322064), (1488, 261677), (1612, 241548), (2418, 161032), (3224, 120774), (4836, 80516), (6448, 60387), (9672, 40258), (19344, 20129)]