378942016

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{491}}^1$

素因数の和:923

約数の個数: 56

約数和(自身を含む): 779800320

約数和(自身を除く): 400858304

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 389, 491, 496, 778, 982, 992, 1556, 1964, 1984, 3112, 3928, 6224, 7856, 12059, 12448, 15221, 15712, 24118, 24896, 30442, 31424, 48236, 60884, 96472, 121768, 190999, 192944, 243536, 381998, 385888, 487072, 763996, 771776, 974144, 1527992, 3055984, 5920969, 6111968, 11841938, 12223936, 23683876, 47367752, 94735504, 189471008, 378942016]

約数ペア:

[(1, 378942016), (2, 189471008), (4, 94735504), (8, 47367752), (16, 23683876), (31, 12223936), (32, 11841938), (62, 6111968), (64, 5920969), (124, 3055984), (248, 1527992), (389, 974144), (491, 771776), (496, 763996), (778, 487072), (982, 385888), (992, 381998), (1556, 243536), (1964, 192944), (1984, 190999), (3112, 121768), (3928, 96472), (6224, 60884), (7856, 48236), (12059, 31424), (12448, 30442), (15221, 24896), (15712, 24118)]